Interview Query Blog


The Top 10 Best Product Analytics Books to Read in 2024

The Top 10 Best Product Analytics Books to Read in 2024

If you are currently exploring product analytics for the first time, or looking to improve your understanding, then this guide is for you.

10 Best Companies to Work for as a Data Analyst in 2024

10 Best Companies to Work for as a Data Analyst in 2024

Despite the reduction in hiring and ongoing layoffs, there are many opportunities for data analysts in 2024. This could still be the year for your best career move yet, and this list of the 10 best companies to work for as a data analyst in 2024 should he

She Got 2 Offers in 3 Months using Interview Query!

She Got 2 Offers in 3 Months using Interview Query!

After graduation, she worked as an Actuarial Analyst for almost four years. She then turned to Interview Query when she needed to prepare for her career change, and within three months she had two solid offers.

The UCLA and Interview Query Partnership and Why It Was a Success

The UCLA and Interview Query Partnership and Why It Was a Success

We caught up with the UCLA Director of Career Services, Larry Braman, to understand where MSBA students were experiencing challenges in 2021, and how Interview Query has filled the gap since then.

She Landed Her Dream Job After 4,200 Applications with The Help of Interview Query!

She Landed Her Dream Job After 4,200 Applications with The Help of Interview Query!

Simran Singh is a recent graduate of the University of Minnesota with a Master’s in Business Analytics. She took the time to talk more about her background and job h

Data Science vs Computer Science: Which Career is Better in 2024?

Data Science vs Computer Science: Which Career is Better in 2024?

Data scientists and computer scientists are two of the most in-demand experts right now, and choosing between the two careers can be hard.

Top 15 Python Projects for Your Resume to Make It Better

Top 15 Python Projects for Your Resume to Make It Better

By creating a portfolio of Python projects, you not only demonstrate your problem-solving abilities in real-world analytics problems, but you do so in the language most favored by employers and interviewers.

Data Science Success Story: Re-Tooling Mid-Career

Data Science Success Story: Re-Tooling Mid-Career

Data scientist Alex Dang used Interview Query to keep his skills and knowledge fresh in between jobs. After facing a layoff from a rideshare company, he found himself in the competitive pool of candidates for his next opportunity in the industry.

Top 30+ Analytics Manager Interview Questions in 2024

Top 30+ Analytics Manager Interview Questions in 2024

Analytics managers are responsible for overseeing data analysis, interpreting results, and using these insights to guide business strategy. As competition for this position increases across the industry, aspiring candidates need to be well-prepared for th

December Data Science Job Market Report (2023)

December Data Science Job Market Report (2023)

Overall, data science listings remain below historic levels, but that has allowed FAANG to jump ahead in the share of total listings!

Top 13 SQL Scenario Based Interview Questions with Answers (2024)

Top 13 SQL Scenario Based Interview Questions with Answers (2024)

SQL scenario-based questions don’t just test your knowledge of SQL queries, but also how well you can apply them in certain situations. The situations or scenarios used will typically mimic real-world problems, and you’ll need your technical and comprehen

Multiple CASE WHEN in SQL: Full Guide with Examples

Multiple CASE WHEN in SQL: Full Guide with Examples

In this article, we explore the significance and application of the Multiple CASE WHEN statement in SQL, along with some examples that you might encounter in a technical interview.

SQL JOIN on Multiple Columns: A Full Guide (2024)

SQL JOIN on Multiple Columns: A Full Guide (2024)

In this article, we will explore an important application of SQL JOINs, namely: SQL JOIN on multiple columns.

How To Use CASE WHEN With SUM: A Full SQL Guide

How To Use CASE WHEN With SUM: A Full SQL Guide

In this article, we’ll briefly touch upon the SUM() and CASE() functions, some common use cases, and how the two functions can be nested.

From Layoff to Multiple Job Offers: Securing a Product Analyst Role Amidst Master's Degree

From Layoff to Multiple Job Offers: Securing a Product Analyst Role Amidst Master's Degree

This week we caught up with Chandini Ramesh, who has held product analytics roles at Primer AI and Gloss Genius while attending graduate school at Georgetown University.

The October 2023 Data Science Job Market Report

The October 2023 Data Science Job Market Report

Overall, data science listings are in a holding position, with the exception of FAANG capturing a growing share of total postings and Business Intelligence taking off since the summer!

20+ Data Engineering Projects You Must Know in 2024

20+ Data Engineering Projects You Must Know in 2024

While data engineering is in high demand, recent developments in the tech industry have made the field incredibly competitive. Just knowing fundamental data engineering concepts isn't enough to be a candidate on the playing field anymore

University of Washington- Masters of Data Science Review

University of Washington- Masters of Data Science Review

Today, we're taking a closer look at the UW MSDS program, including admissions, academic requirements, and fresh perspectives from UW graduates.

Top 27 Linear Regression Interview Questions

Top 27 Linear Regression Interview Questions

Whether you are interviewing for a business analyst, data scientist, or machine learning engineer role, you can expect questions on one of the most significant statistical algorithms - linear regression.

Top 13 Customer Churn Datasets and Projects

Top 13 Customer Churn Datasets and Projects

We've scoured the internet for different kinds of customer churn datasets to highlight our favorites in order of difficulty.

Top 18 Marketing Analyst Interview Questions

Top 18 Marketing Analyst Interview Questions

In this article, we'll dive into an overview of the position, similar roles that you can apply to, and plenty of interview questions you can use to prepare for a marketing analyst interview.

Is Data Analyst A Stressful Job?  (ANSWERED)

Is Data Analyst A Stressful Job? (ANSWERED)

Data analysts clean, analyze, interpret, and present data in order to gather business insights, drive business decisions, or create explanatory reports on observed phenomena. This role clearly encompasses a broad array of responsibilities, and raises the

Success Story: Acing the Senior Data Scientist Interview at Intuit

Success Story: Acing the Senior Data Scientist Interview at Intuit

This week we've caught up with Owen, who joined Intuit after completing his Bachelors in Data Science at UCSD in 2020 and followed an unconventional path.

Master's in Data Engineering Guide for 2024

Master's in Data Engineering Guide for 2024

In this article, let’s explore what a master’s in data engineering entails and if it’s a good venture for you.

How to Transition from a Data Analyst to Data Engineer in 2024

How to Transition from a Data Analyst to Data Engineer in 2024

Navigate the 2023 shift from Data Analyst to Data Engineer with clarity. Discover key differences, essential tools, and projects to boost your career transition journey!

Top 15 Supply Chain Analyst Interview Questions

Top 15 Supply Chain Analyst Interview Questions

Dive into an overview of the position, similar analyst roles in the industry, and some interview questions you can use to prepare for a supply chain analyst role

SQL Left Join To Combine Multiple Rows: A Full Guide

SQL Left Join To Combine Multiple Rows: A Full Guide

Discover an in-depth exploration of SQL LEFT JOIN, detailing its syntax, applications, and best practices to efficiently combine multiple rows from different tables.

September 2023 Data Science Job Market Update

September 2023 Data Science Job Market Update

From July to August of this year, almost all data science positions saw month-over-month increases. Data scientist positions saw the highest gains, with a 25% increase in job openings.

Top 20 Business Analyst Interview Questions in 2024

Top 20 Business Analyst Interview Questions in 2024

Business analyst interview questions are crucial for potential candidates to demonstrate their ability to connect IT and business objectives.

Student Spotlight: New Grad's Soaring Success at SoFi

Student Spotlight: New Grad's Soaring Success at SoFi

Dive into the 2023 journey of a fresh grad's rise in data science, from interview prep to landing a role at SoFi, plus insider tips for budding data scientists!

Pricing Analyst Interview Questions

Pricing Analyst Interview Questions

Every company requires a competitive, data-backed pricing strategy to stay relevant and generate revenue. Pricing analysts perform this crucial role through market research, data analysis, and having a clear understanding of the company's vision.

Will Data Science Be Replaced By AI?

Will Data Science Be Replaced By AI?

While it's impossible to really know what an AI-dominated workspace will look like before it is here, it's clear that data scientists will have to upskill in order to stay relevant to industry needs.

How To Become A Data Analyst Without A Degree

How To Become A Data Analyst Without A Degree

Learn the essential skills and strategies to successfully enter the field of data analysis without a degree.

Data Science Master's Degrees in 2023

Data Science Master's Degrees in 2023

In 2023, college graduates are considering grad school as an alternative to the job market. While there has been record-high unemployment rate for recent graduates, given the slump in big tech, there is much more to this story beneath the surface.

Top Data Analyst Internship Interview Questions

Top Data Analyst Internship Interview Questions

In this article, we will delve into data analyst internship interview questions often faced by candidates. Get ready to expand your knowledge on the usual topics covered, expectations from employers, and real-life interview questions.

Finding a Data Science Job in a Pandemic

Finding a Data Science Job in a Pandemic

At Interview Query, we love talking to our success stories. This week I talked to Jennetta who recently joined Attain as a data scientist. I asked her about her interviewing experience, how tough it was to get a job during the current pandemic, and advice

How an ML engineer talked to over 50+ companies before landing a job

How an ML engineer talked to over 50+ companies before landing a job

Today, I wrote up my interview with Jerry, a former data science bootcamp and master's graduate who went through a ton of interviews before landing his current job as a machine learning engineer

VLOOKUP in SQL

VLOOKUP in SQL

Explore other options and discuss why VLOOKUP isn’t possible or even a necessity in SQL

DataLemur vs Interview Query for Data Science

DataLemur vs Interview Query for Data Science

In this article, we'll compare the services and resources offered by Interview Query vs. DataLemur, two data interview preparation platforms.

What is a Supply Chain Analyst?

What is a Supply Chain Analyst?

Everything you need to know to become a supply chain analyst in 2023.

Data Scientist at Hedge Fund Guide

Data Scientist at Hedge Fund Guide

Hedge fund data scientists specialize in data analysis, machine learning, and statistical modeling to make informed decisions.

Analytic Functions in SQL

Analytic Functions in SQL

SQL analytic functions, also known as window functions, are powerful features that perform calculations across rows in a result set, allowing for advanced data analysis and aggregation within queries.

Quant Interview Questions (2024 UPDATE)

Quant Interview Questions (2024 UPDATE)

Here’s what most prospective quants mistake for when preparing their first quant interview: they prepare for the wrong concepts.

SQL Conditional Join: A Comprehensive Guide

SQL Conditional Join: A Comprehensive Guide

Explore various aspects of conditional joins, including variations and advanced techniques.

Data Architect Interview Questions

Data Architect Interview Questions

The only guide you need for data architect interview process and technical interview questions.

Using SQL COUNT() with CASE WHEN: A Comprehensive Guide

Using SQL COUNT() with CASE WHEN: A Comprehensive Guide

Explore syntax, usage, real-world examples, and advanced techniques of SQL’s COUNT (CASE WHEN...) statement and help you start using it in your queries.

Weighted Average in SQL Guide

Weighted Average in SQL Guide

How to write SQL queries for the weighted average and the various techniques you can employ for specific situations.

SQL Cumulative Sum: A Comprehensive Guide

SQL Cumulative Sum: A Comprehensive Guide

Explore different techniques and methods for calculating cumulative sums, enabling you to apply these queries confidently in your own projects.

The Ultimate SQL Cheat Sheet for Interview Success

The Ultimate SQL Cheat Sheet for Interview Success

SQL proficiency is essential for anyone seeking a job in data analysis or data science. This SQL cheat sheet for interviews provides a comprehensive yet concise overview of the most important things in SQL.

Data Engineering Manager Interview Questions

Data Engineering Manager Interview Questions

Interviews for data engineering managers assess two important skills - technical expertise and leadership skills.

What Kind of Data Analyst Are You?

What Kind of Data Analyst Are You?

Discover your data analyst persona with this fun quiz!

Success Story: How to Become a Data Science Manager at Meta

Success Story: How to Become a Data Science Manager at Meta

Dhiraj offered insights into the difference between interviews for data scientist and manager-level roles, tips for interviewing success, and how you can turn a data science internship into a full-time job.

Analytical Approach and Framework

Analytical Approach and Framework

An analytical framework is a structure that helps us make sense of data in an organized way.

Success Story: Landing A Job At Google In The Middle Of A Recession

Success Story: Landing A Job At Google In The Middle Of A Recession

We spoke with Asef Wafa, a former Microsoft analyst, who landed a job at Google during the height of the December employment cuts.

Data Science Job Market - March 2023 Update

Data Science Job Market - March 2023 Update

Job openings in data science grew 11% monthly and 13% yearly across the board. We analyzed the data science job market to understand current trends.

Data Science Job Market - Feb 2023 Stats

Data Science Job Market - Feb 2023 Stats

Data science job openings are shifting to traditional industries in 2023. Data analytics is peaking as a specialty. We broke down the data science job market across industries, companies, and positions to understand the current trends.

Data Science Job Market - Jan 2023 Update

Data Science Job Market - Jan 2023 Update

Data science job openings grew 13% monthly but plummeted for FAANG. Healthcare, Retail, and Banking industries still actively hire data scientists. The shift toward data analytics continues in 2023.

 Meet the Coach: Jitesh - Learn from the Experienced

Meet the Coach: Jitesh - Learn from the Experienced

We interviewed our coach, Jitesh Soni, who is passionate about sharing his knowledge, and we are delighted to learn more from his industry insights and tips to help you land your next dream job at a top company.

How LMU Used Interview Query for Their College Class

How LMU Used Interview Query for Their College Class

Ultimately, this pilot program of LMU – which was introduced out-of-pocket by the professor– presented Interview Query with the opportunity to learn how our courses, take-home challenges, and interview questions can be integrated into college courses.

How to Prepare for Business Intelligence Interviews: Success Story

How to Prepare for Business Intelligence Interviews: Success Story

Interview Query helped me understand differences in interview styles and personalize my interview prep for each company.

10 SQL Project Ideas

10 SQL Project Ideas

A SQL project provides hands-on experience in SQL database design and data analytics which can help you learn SQL faster.

Evaluating Job Offers Part 1: Compensation

Evaluating Job Offers Part 1: Compensation

There are two main things to consider when evaluating how much money you’ll make when you accept a tech job offer.

University of Illinois - Online Master's Data Science Review

University of Illinois - Online Master's Data Science Review

Today, we're taking a closer look at UIUC's MCS-DS program in order to get an overview of the program, admissions and academic requirements, and the perspective of a UIUC graduate, who now works in the San Francisco Bay Area in data science.

How to Use MAX CASE WHEN in SQL (Updated for 2024)

How to Use MAX CASE WHEN in SQL (Updated for 2024)

CASE WHEN` allows data scientists to create a pseudo if…else statement in SQL. We introduce the concept of MAX CASE WHEN dealing with data in SQL, finding use cases, and learning related concepts.

The Data Science Job Market is Disappearing

The Data Science Job Market is Disappearing

We looked at data science job posting data over the last 18 months and noticed there’s been a 26% drop YOY from October 2021 to October 2022 in the number of data scientist job openings.

Deep Learning Interview Questions

Deep Learning Interview Questions

It is not surprising that the demand for deep learning–related jobs has spiked over the years as these models improve company profits and customer retention.

Top 30 Data Modeling Interview Questions in 2024

Top 30 Data Modeling Interview Questions in 2024

Given the importance of data modeling in software development, database administration, and system analysis, data modeling interview questions are common in various technical roles.

Data Science Degrees: Analytics MBA vs. Master’s in Data Science

Data Science Degrees: Analytics MBA vs. Master’s in Data Science

A professional degree is often a requirement for data science jobs, and this demand has resulted in a growing number of universities offering data science master's degrees and MBAs in business analytics/data analytics.

How One Data Scientist's Interview Prep Strategy Resulted In Multiple Offers

How One Data Scientist's Interview Prep Strategy Resulted In Multiple Offers

I came from an international background and grew up in three different countries. But as you can imagine, it wasn’t the most analytical or quantitatively rigorous major you could have, and preparations for a data science interview were challenging.

SQL Fuzzy Match Guide (Updated for 2024)

SQL Fuzzy Match Guide (Updated for 2024)

Although Google's search algorithm involves more than fuzzy matching SQL, this matching technique is an integral part of making your search experience seamless and relevant.

Top Pandas Interview Questions for 2024

Top Pandas Interview Questions for 2024

A lot of job titles that handle tabular data appreciate and expect a strong understanding of Pandas. The list below contains various Pandas interview questions, sorted based on their difficulty.

How Long Does It Take to Learn SQL?

How Long Does It Take to Learn SQL?

How long does it take to learn SQL starting from scratch? In this article, we’ll discuss some of the mathematical background behind the language, how to measure your skill level, and more SQL resources to check out.

Business Analyst SQL Interview Questions

Business Analyst SQL Interview Questions

Typically, a business analyst's SQL interview questions are designed to quickly assess your ability to pull metrics and process data with SQL.

5 Customer Analytics Case Studies

5 Customer Analytics Case Studies

Interviews for customer analyst roles typically include one or more customer analytics case studies.

Land your Data Science job with our AI, ML and NLP Expert!

Land your Data Science job with our AI, ML and NLP Expert!

Meet our AI and neuroscience expert coach with professional experience in natural language processing working previously on Alexa AI at Amazon.

Top 6 E-Commerce Case Studies

Top 6 E-Commerce Case Studies

E-commerce case study questions are applicable to interviews for a variety of roles including marketing analytics, business intelligence, data science, and any type of strategic role that relates to attracting and retaining customers for an online brand.

Top 20 Data Science Take-home Challenges

Top 20 Data Science Take-home Challenges

Data science take-home challenges are a common type of assessment used in data science interviews, and they sometimes take the place of the technical screen.

NumPy Interview Questions (Updated for 2024)

NumPy Interview Questions (Updated for 2024)

For job positions requiring a lot of scientific calculations, matrix observations, financial, and deep learning analysis, NumPy interview questions will almost always come up.

15 Fintech Machine Learning Projects [with Code and Tutorials]

15 Fintech Machine Learning Projects [with Code and Tutorials]

Some of the most common ways fintech companies use machine learning include fraud detection, risk analysis, and stock predictions. Fintech machine learning projects are the best way to gain hands-on experience.

Data Visualization Projects

Data Visualization Projects

In addition to helping data scientists analyze and understand projects better, data visualization also makes the analyses accessible, especially in business intelligence-heavy industries.

Hasn’t hiring always been broken?

Hasn’t hiring always been broken?

We can drill this down all we want, but at the end of the day, I I think maybe the phrase the hiring process is broken is prevalent for a reason

The New Grad Guide on Landing a Data Science Job

The New Grad Guide on Landing a Data Science Job

I want to share a complete guide into how it’s possible and what it takes to become a data scientist out of new grad

Top 20 Sports Analytics Projects & Datasets (Updated for 2024)

Top 20 Sports Analytics Projects & Datasets (Updated for 2024)

Sports analytics project and datasets can be used to perform a variety of analyses.

9 Music Machine Learning Data Science Projects

9 Music Machine Learning Data Science Projects

Want to be part of this ongoing revolution in the music industry and join the booming music Machine Learning market? Here are 9 Music Machine Learning projects with different levels of difficulty to familiarize you with the field.

Top 26 Marketing Analytics Interview Questions

Top 26 Marketing Analytics Interview Questions

Marketing analytics questions in interviews are a combination of definition-based and scenario-based case study questions.

Software Engineering vs Machine Learning

Software Engineering vs Machine Learning

With a little more insight into the similarities and differences between software engineering vs machine learning, you can take the next step in advancing your computer science career.

The Best New Grad Data Science Programs

The Best New Grad Data Science Programs

These Data Science programs offer a unique variety of training and work experiences in diverse specialties that might be otherwise unavailable to new graduates trying to transition into full-time data science (and adjacent) positions.

11 Supply Chain Projects and Datasets

11 Supply Chain Projects and Datasets

With more organizations realizing the benefits of applying data science to supply chain management, the industry's demand for skilled data scientists is rising.

Don't Use Leetcode for Data Science

Don't Use Leetcode for Data Science

Should you grind questions on Leetcode or HackerRank? Should you do peer-to-peer interviews on Pramp? We’ve looked at the competition for preparing you for your data science interview and here’s how they stack up

How To Become a Data Science Product Manager

How To Become a Data Science Product Manager

a Data Science Product Manager acts as a liaison between a business and a data science team to produce and maintain one or more data science products.

Basic SQL Interview Questions

Basic SQL Interview Questions

Don't know the difference between GROUP BY and WHERE? Here is Interview Query's one-all-end-all guide to Basic SQL Questions, designed to make your interview practice so much easier.

Career Change Advice: From Finance to Data Science

Career Change Advice: From Finance to Data Science

Is it worth it to switch careers from finance to data science? What types of skills will I need to learn to be successful?

How to Get Visa Sponsorship for Data Science Jobs: Visa Types and Strategies

How to Get Visa Sponsorship for Data Science Jobs: Visa Types and Strategies

For non-US citizens, landing a dream data science job in Silicon Valley starts with visa sponsorship. Yet, for those without a US passport or green card, getting visa sponsorship is a complicated process.

45 Statistics & A/B Testing Interview Questions (Updated for 2024)

45 Statistics & A/B Testing Interview Questions (Updated for 2024)

A/B testing and statistics interview questions are usually asked in tandem in interviews, as statistics are heavily utilized in experiment design.

How Much Math Do You Need to Know in Data Science?

How Much Math Do You Need to Know in Data Science?

Mathematics plays an integral role in data science. We look at what math you need and how math is applied in data science and machine learning jobs.

Do You Need a Master's for Data Science?

Do You Need a Master's for Data Science?

Master's degrees in data science and adjacent fields seem to be all the rage lately...are they really the key to getting a job as a data scientist?

Is a PhD In Statistics Worth It?

Is a PhD In Statistics Worth It?

At face value, a statistics PhD seems like a sound career investment, the ticket to higher paying jobs and career growth. It’s no surprise, then, that one of the most common questions we hear is: Are statistics PhD programs worth it for data science jobs?

Six Steps to Pass the Data Science Take Home Challenge

Six Steps to Pass the Data Science Take Home Challenge

Many data scientists looking for a job, you might find yourself working on a data science take-home assignment in a zipped file with a requirements pdf that’s ten pages long.

9 Best Data Engineering Books

9 Best Data Engineering Books

Data engineer books are one of the best ways to learn on-the-job.

The Product Data Science Interview Guide

The Product Data Science Interview Guide

The product data science interview is meant to test your ability to understand how to build products.

The Data Science Career Path and Skills Progression (2024 Update)

The Data Science Career Path and Skills Progression (2024 Update)

The data science career path from junior to senior data scientist varies greatly in skill level, responsibilities, daily tasks, and everyone’s favorite topic– total compensation.

How Much Do Data Scientists Make?

How Much Do Data Scientists Make?

Curious about how much data scientists are making? Today, I'm disclosing how much money I've earned at different points in my career.

2024 Ultimate Guide: 90+ Free Datasets for Data Science

2024 Ultimate Guide: 90+ Free Datasets for Data Science

Discover the best 90+ free datasets for your 2023 data science venture, covering machine learning, visualization, NLP, and more. Dive in and elevate your projects!

Data Science Coaching

Data Science Coaching

Given the ambiguity of data scientist roles in the past few years and the requirements needed to attain the position, data science coaches are more necessary than ever.

Healthcare Data Science and ML Projects

Healthcare Data Science and ML Projects

Due to restrictive data collection methods and ethical concerns, developing a machine learning project involving the healthcare industry is too intimidating.

The Best Data Science Interview Books

The Best Data Science Interview Books

Data science interview books typically include insights into the conduction of interviews and have practice interview questions (with solutions), interviewing strategies, and tips.

Top 17 Image Recognition Machine Learning Projects (Updated for 2024)

Top 17 Image Recognition Machine Learning Projects (Updated for 2024)

The adoption of image recognition applications has been on the rise and has accelerated even further due to COVID-19 and practicing image recognition machine learning projects is important for any aspiring data scientist.

13 Top Marketing Analytics Projects and Datasets

13 Top Marketing Analytics Projects and Datasets

Master the latest trends of marketinganalytics projects and datasets, covering everything from keyword research to lead scoring for a transformative marketing strategy!

What Is a Fraud Analyst and How to Become One?

What Is a Fraud Analyst and How to Become One?

Today, we’ll explore what is a fraud analyst, the required skills and education, and other essential information you'll need to dive into the field.

How to Start a Data Analytics Project

How to Start a Data Analytics Project

Overview of the processes involved in starting a data analytics project.

10 Real Estate Data Science Projects

10 Real Estate Data Science Projects

Real estate data science projects have huge datasets that can help investors in determining whether to buy or sell property.

Top 27 Database Design Interview Questions (Updated for 2024)

Top 27 Database Design Interview Questions (Updated for 2024)

Database design questions are often framed as hypothetical case studies or SQL coding questions. During interviews, however, you might also face basic database and SQL definition questions or scenario-driven problem-solving questions.

Meta (Facebook) SQL Interview Questions

Meta (Facebook) SQL Interview Questions

Facebook candidates can be expected to demonstrate a solid foundation of SQL knowledge – if not expertise – in several different categories. With such broad constraints for the technical screen, it may be hard to determine exactly what to focus on for the

The 2021 Data Science Interview Report

The 2021 Data Science Interview Report

Growth in data science interviews plateaued in 2020. Data science interviews only grew by 10% after previously growing by 80% year over year.

10+ Amazon SQL Interview Questions (Updated for 2024)

10+ Amazon SQL Interview Questions (Updated for 2024)

At Amazon, one of the most well-known, highly sought-after FAANG companies, you have the chance to use your skills to help improve one of the most successful businesses in the world. Acing the Amazon interview is no easy feat.

Google SQL Interview Questions

Google SQL Interview Questions

SQL questions popup in Google data science interviews all the time. And if you’ve got an interview coming up, you might be wondering: How can I prepare for SQL interviews at Google?

Data Engineering Career Path: How to Pursue It in 2024

Data Engineering Career Path: How to Pursue It in 2024

Data engineering is the fastest-growing job in the field. Interviews for data engineers increased 40% year-over-year, while data science interviews grew just 10%. In other words, the job outlook couldn’t be better.

Decision Science vs Data Science: What’s the Difference?

Decision Science vs Data Science: What’s the Difference?

Decision science and data science often get mistaken for one another. Both fields require many of the same skills, and there are similarities in how they approach analysis.

Top Social Media Datasets

Top Social Media Datasets

Good data is something we define as raw, uncompromised, and observed in their natural state-- this is where social media datasets come into play.

Top 25 Data Engineer Python Questions (2024)

Top 25 Data Engineer Python Questions (2024)

In data engineer interviews, Python is the second most frequent programming language you will find, behind only SQL. In fact, it is listed as a required skill for nearly 75% of data engineer jobs.

Operational Analytics Interview Questions (2024)

Operational Analytics Interview Questions (2024)

Operational analytics refers to the practice of integrating data into business operations to improve customer experiences, speed decision-making, and improve efficiency in everyday operations.

Marketing Analytics Case Study Guide for 2024

Marketing Analytics Case Study Guide for 2024

In marketing analytics case studies, the interviewee is provided with marketing data or a specific scenario, then must develop a detailed solution for the provided case question.

Top 38 ETL Interview Questions & Answers for 2024

Top 38 ETL Interview Questions & Answers for 2024

Typically, ETL interview questions encompass a wide range of topics including, but not limited to, ETL testing, SQL, ETL coding (typically Python), and even system design.

Onboarding & Community Guidelines

Onboarding & Community Guidelines

Interview Query Onboarding & Community Guidelines

Top 10 Business Intelligence Case Studies and Solutions

Top 10 Business Intelligence Case Studies and Solutions

Business intelligence case studies are the most difficult part of business intelligence interviews, but using frameworks and understanding how they are graded can help you to prepare for your next BI case study interview.

9 Data Science Project Interview Questions You Should Know

9 Data Science Project Interview Questions You Should Know

Project-based behavioral questions are some of the most common inquiries you will receive during a data science interview.

Top 13 Statistics and Probability Interview Questions for Quants and Traders (Updated for 2024)

Top 13 Statistics and Probability Interview Questions for Quants and Traders (Updated for 2024)

Here’s a secret about quant and finance interview questions: They don’t often relate to finance. Instead, the probability questions in trading interviews are framed as quantitative problems and ask interviewees to make calculations based on the provided i

Top 25+ Data Science SQL Interview Questions

Top 25+ Data Science SQL Interview Questions

Data science SQL interview questions mimic the work that data scientists actually perform.

Frequently Asked Questions

Frequently Asked Questions

Here's an updated Interview Query FAQ and common issues.

2024 Guide: 60+ Must-Know Excel Questions for Data Analysts

2024 Guide: 60+ Must-Know Excel Questions for Data Analysts

Dive into the definitive 2023 guide covering 60+ Excel data analyst interview questions, from basic to challenging, and ace your next interview

2024 Guide: 20+ Essential Data Science Case Study Interview Questions

2024 Guide: 20+ Essential Data Science Case Study Interview Questions

Discover the latest 2023 guide on 20+ Data Science Case Study Interview Questions. Master the framework, improve your communication, and ace the interview!

Top 48 Python Data Science Interview Questions (Updated for 2024)

Top 48 Python Data Science Interview Questions (Updated for 2024)

Python interview questions feature prominently in data science technical interviews. You will likely be asked questions covering key Python coding concepts during a typical interview.

35 Product Analyst Interview Questions in 2024

35 Product Analyst Interview Questions in 2024

Product analysts get asked a mix of product case study, analytics and SQL questions. See 35 sample interview questions for product analysts.

29 Business Intelligence Interview Questions (Updated for 2024)

29 Business Intelligence Interview Questions (Updated for 2024)

Business intelligence professionals are tasked with identifying insights from streams of complex business data. These insights in turn help the company stay more competitive, increase profitability or solve specific business problems. Therefore, business

33 Probability Interview Questions (Updated for 2024)

33 Probability Interview Questions (Updated for 2024)

Testing your probability knowledge provides companies with a good idea of your analytical reasoning skills and intelligence, and they often take the form of case studies.

Top 30 Data Science Behavioral Interview Questions (Updated for 2024)

Top 30 Data Science Behavioral Interview Questions (Updated for 2024)

Many times these rejections happen in spite of brilliant technical prowess, often because you didn’t spend enough time preparing for data science behavioral interview questions.

How to Use the OUTER JOIN in SQL (With Example Syntax)

How to Use the OUTER JOIN in SQL (With Example Syntax)

Let’s take a closer look at how to use the OUTER JOIN.

Business Intelligence Career Path: How to Land a BI Job in 2022

Business Intelligence Career Path: How to Land a BI Job in 2022

Business intelligence is one of the fastest-growing job sectors in the United States

How to Present a Data Science Project

How to Present a Data Science Project

Learn how to present data science projects in interviews, classes or on-the-job, including tips for aligning to your audience and what information to include.

Top Data Science Manager Interview Questions

Top Data Science Manager Interview Questions

Data Science Manager Interview questions are much more discussion-based, and they require candidates to craft STAR framework stories.

How to Become a Data Scientist in 2024

How to Become a Data Scientist in 2024

Everything you need to know about becoming a data scientist, including education, what to study, and how many years of experience you need.

13 Best Data Science Job Boards

13 Best Data Science Job Boards

Find a data science job on these job boards designed for data scientists.

Top 100+ Data Science Interview Questions

Top 100+ Data Science Interview Questions

Here's a list of the top data science interview questions. See examples of data science interviews asked by companies like Facebook, Google, Amazon, and more.

Top 10 Sentiment Analysis Project Ideas and Datasets

Top 10 Sentiment Analysis Project Ideas and Datasets

Sentiment analysis project ideas and datasets that you can work on regardless of your NLP-knowledge level.

How to Create a Data Science Project from Scratch

How to Create a Data Science Project from Scratch

Learn how to build an original data science project from scratch, including ideas for formulating a hypothesis and tips for sourcing data.

9 Ways to Generate Passive Income with Data Science

9 Ways to Generate Passive Income with Data Science

Interview Query founder Jay Feng counts down ways to build passive income streams with data science.

Facebook Data Science Internships: What to Expect & How to Land the Job

Facebook Data Science Internships: What to Expect & How to Land the Job

Understand what it is like to be an intern in Facebook’s Data Science business vertical.

27 Machine Learning Project Ideas with Datasets for 2024

27 Machine Learning Project Ideas with Datasets for 2024

Machine learning’s applications range from simple linear regression to image generation. This very complexity means that landing a role in machine learning requires more than a stellar resume; you need good machine learning projects and a portfolio.

Master’s in Business Analytics Salary

Master’s in Business Analytics Salary

A Master's in business analytics often qualifies candidates for mid-level positions.

Top 20 Regression Datasets and Projects [Updated 2024]

Top 20 Regression Datasets and Projects [Updated 2024]

Whether you’re an experienced data scientist or just beginning your journey, there are two primary ways to initiate a new data science project. You can either develop a project by implementing an idea from scratch or by discovering an engaging dataset tha

2024 Guide: Top 18 Classification Machine Learning Datasets & Projects

2024 Guide: Top 18 Classification Machine Learning Datasets & Projects

Dive into the 2023 guide highlighting the top 18 classification datasets for machine learning. From beginner to advanced, embark on an exciting project journey!

40 Data Science Memes to Make You Laugh Out Loud

40 Data Science Memes to Make You Laugh Out Loud

Dive into our collection of the most hilarious data science memes!

AlgoExpert vs Leetcode for Data Science Job Interviews

AlgoExpert vs Leetcode for Data Science Job Interviews

Both platforms were built to help developers navigate tech interview preparations. However, neither platform was specifically designed and built for data science practitioners.

Top 37 Data Science Projects with Source Code (2024)

Top 37 Data Science Projects with Source Code (2024)

Data science projects are an incredible learning tool for practicing new skills and deepening your expertise. Whether you want to master data analytics or need to brush up on machine learning fundamentals, a data science project is one of the best ways to

Top 14 Data Science Projects in Python with Source Code

Top 14 Data Science Projects in Python with Source Code

Data science projects in Python are one of the best ways to build your expertise and learn new Python skills.

Master’s in Health Informatics Salary

Master’s in Health Informatics Salary

Health informatics professionals with a unique mix of IT skills and healthcare knowledge are rewarded with competitive salaries.

What Is a Pricing Analyst? (Updated for 2024)

What Is a Pricing Analyst? (Updated for 2024)

Every company has questions related to their pricing: How should products be priced? How does pricing affect customer purchasing behavior? How will prices impact sales and revenue forecasts?

Master’s in Data Analytics Salary

Master’s in Data Analytics Salary

Pros, cons and salary data to help you determine if a master’s in data analytics is worth the investment.

What is the Role of a Marketing Analyst?

What is the Role of a Marketing Analyst?

For many, marketing analyst roles are the first step into data science, as the job requires a range of skills relevant to the data science field, including analytics, SQL, statistics, and modeling.

PhD in Mathematics Salary

PhD in Mathematics Salary

The most apparent reason to consider a PhD in mathematics is the salary. For private industry jobs, math PhDs earn high starting wages.

36 Data Analytics Project Ideas and Datasets (2024 UPDATE)

36 Data Analytics Project Ideas and Datasets (2024 UPDATE)

Data analytics projects help you build your portfolio and land interviews. However, it’s not enough to just do an interesting analytics project. You also have to market your project to ensure it gets found.

DoorDash Analytics Case Study

DoorDash Analytics Case Study

This DoorDash case study guide provides everything you need to prepare! Tips, video overview, and sample DoorDash analytics case study questions.

How Is the Work Life Balance of a Data Scientist?

How Is the Work Life Balance of a Data Scientist?

Data scientist is a top-rated job for work-life balance.

Introducing Performance Scores on Interview Query

Introducing Performance Scores on Interview Query

Learn more about the new feature Performance Score and our data science skills test, Challenges.

How to Prepare for the Data Science Interview

How to Prepare for the Data Science Interview

See a step-by-step process for preparing for data science interviews.

Data Science Consultant Salary in 2024

Data Science Consultant Salary in 2024

Data science consultants help bridge the gap for businesses, offering guidance and expertise– and companies pay handsomely for it.

PhD in Economics Salary

PhD in Economics Salary

PhD in economics offers some of the highest starting salaries of any field. PhD in economics offers some of the highest starting salaries of any field.

Master’s in Data Science Salary (Updated for 2024)

Master’s in Data Science Salary (Updated for 2024)

A Master's in degree in data science results in a significant salary bump and increase career earnings.

21 Computer Vision Machine Learning Interview Questions

21 Computer Vision Machine Learning Interview Questions

Prepare for computer vision interview questions and learn what to expect in machine learning interviews.

Scaling Data Science Requires Better Data Labeling

Scaling Data Science Requires Better Data Labeling

See how companies like Scale use operational efficiency to label 1M data points per week.

Phd in Data Science Salary for 2024

Phd in Data Science Salary for 2024

A Ph.D. in data science doesn’t just offer a bump in salary, it’s increasingly becoming a required credential for the industry’s most prized jobs.

What It’s Like to Work at the Intersection of Data Science and Cryptocurrency

What It’s Like to Work at the Intersection of Data Science and Cryptocurrency

Explore some of the ways data science is used in cryptocurrency, from two data scientists working at crypto exchanges.

Data Science Bootcamp vs Master’s Degree

Data Science Bootcamp vs Master’s Degree

Data science bootcamps and master’s programs are two of the most common pathways into becoming a data scientist.

Top Data Visualization Interview Questions

Top Data Visualization Interview Questions

Data visualization questions show up regularly in interviews for data analyst roles.

How to Prepare for a Data Engineer Interview

How to Prepare for a Data Engineer Interview

We’ve put together this guide, which features everything you need to know about how to prepare for a data engineering interview.

Top 10 SQL Interview Questions for Data Engineers (2024 Update)

Top 10 SQL Interview Questions for Data Engineers (2024 Update)

Data engineer SQL interview questions tend to mirror the work that engineers do.

How to Prepare for a Data Analyst Interview

How to Prepare for a Data Analyst Interview

Preparing for a data analyst interview can seem like a mystery, and we regularly hear from members about how to study and what to expect.

What Is a Machine Learning Scientist?

What Is a Machine Learning Scientist?

Learn more about the machine learning scientist role, how it differs from data scientist and machine learning engineer, as well as how to become a ML scientist.

Data Analyst Career Path

Data Analyst Career Path

Learn more about data analyst career opportunities, including job outlook for data analysts, different roles and more.

Machine Learning Algorithm Interview Questions

Machine Learning Algorithm Interview Questions

See sample algorithm machine learning questions and learn what types of machine learning algorithm questions are asked in interviews for data science jobs.

15 Python Machine Learning Questions

15 Python Machine Learning Questions

Typically, Python machine learning questions test your machine learning algorithmic coding ability and ask you to perform tasks like using pandas, writing machine learning algorithms from scratch, or answering basic Python questions related to machine lea

63 Machine Learning Interview Questions (Updated for 2024)

63 Machine Learning Interview Questions (Updated for 2024)

Many machine learning questions in interviews are therefore definition-based, theoretical questions. These questions test your ability to apply ML theory towards a business goal.

2024 Ultimate Guide: Top 100+ Data Engineer Interview Questions Unveiled

2024 Ultimate Guide: Top 100+ Data Engineer Interview Questions Unveiled

Master your 2023 data engineer interview with our comprehensive guide, covering everything from SQL, Python, ETL, to behavioral questions and real-world case studies!

Data Science Skills Test and Assessment

Data Science Skills Test and Assessment

A data science skills test offers insight into your performance. For candidates, a well-calibrated skills test provides a score of where they stand compared to other data science professionals (similar to SAT percentiles).

Top 31 SQL Interview Questions for Data Analysts (Updated for 2024)

Top 31 SQL Interview Questions for Data Analysts (Updated for 2024)

SQL Interview Questions are commonly asked on every data analyst interviews. These interview questions aim to quickly evaluate your ability to extract metrics and work with data using SQL.

Top SQL Case Study Questions

Top SQL Case Study Questions

One of the best ways to prepare for SQL case study interviews is to walk through solutions step-by-step.

Top 100+ Data Analyst Interview Questions for 2024

Top 100+ Data Analyst Interview Questions for 2024

Explore the latest data analyst interview questions. Featuring questions in areas like SQL, Python, data visualization and more.

Interview Query Is Partnering with Top Colleges

Interview Query Is Partnering with Top Colleges

Interview Query is partnering with Columbia University and Georgia Tech to help soon-to-be graduates prepare for technical data science interviews

Data Engineer Case Study Interview Guide

Data Engineer Case Study Interview Guide

Case study interviews for data engineers are one of the most challenging stages of the interview process.

Data Analytics Case Study Guide (Updated for 2024)

Data Analytics Case Study Guide (Updated for 2024)

Data analytics case study questions are notoriously difficult to study for and answer. Learn how to answer them from this guide.

Top 25 Data Analyst Behavioral Interview Questions (Updated for 2024)

Top 25 Data Analyst Behavioral Interview Questions (Updated for 2024)

Data analyst behavioral questions tend to be vague and open to interpretation. Learn how to approach these questions, so you don't get tripped up.

Consulting to Data Science

Consulting to Data Science

See how one candidate transitioned from consulting to data science and landed a job at Facebook.

Applied Math vs Data Science: What Should You Study?

Applied Math vs Data Science: What Should You Study?

Considering an applied math major for data science? See how studying applied math can prepare you for data science jobs.