Interviewing Guides

If you’re looking to start (or continue) a career in the field of business intelligence, we here at Interview Query have broken down the business intelligence field into its roles, the structure of its interview process, and the types of questions you’re likely to encounter in an interview.

In essence, a data analyst will analyze, visualize, and present data. Each company has their own databases that a data analyst will query from.

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.

Machine learning and modeling interview questions cover some of the most basic fundamentals in data science

Learn more about the necessary skills for Research Scientists, the interview process, and what top companies are looking for.

We at Interview Query are going to look at some of the top data science interview books to help you decide how to review before the next big interview.

Case study problems rigorously examine how a candidate approaches prompts, communicates their findings, and works through roadblocks.

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

Data science is an attractive field. It’s lucrative, you get opportunities to work on interesting projects, and you’re always learning new things.

Python has reigned as the dominant language in data science over the past few years, taking over former strongholds such as R, Julia, Spark, and Scala

Let's say you're working at Amazon. We want to get rid of duplicate products that may be listed under different seller names.

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.

Sample questions focused on product, SQL, and statistics

At its core, product analysts work cross-functionally with other teams to bring new products to the market

Now I’m five years out of college as a data scientist and still have not had a PHD or Masters in order to have worked in data science

Yes, data science take-home assignments should be outlawed, banned, at least maybe compensated for.

I’ve interviewed a lot of data scientist candidates and have found there are a a lot of SQL interview questions for data science that eventually boil down to three generalized types of conceptual understandings.