SQL interview questions

Manvendra Singh

SQL Interview questions and answers

October 20, 2021 by

This article will walk you through some SQL interview questions and answers to help you with a job change or if you want to improve your interview skills. I have also tried to attach supporting articles for each question to help you learn more in-depth about the specified topics. I tried to answer each question in a very precise manner which most the interviewers want to listen to these days. If you want to learn more about the topic asked, you can visit the attached link given for that question.

Read more »
Aveek Das
Power BI Interview Questions

Popular Power BI Interview Questions

September 2, 2021 by

In this article, we are going to learn about the most popular Power BI Interview Questions being asked while applying for a Data Analyst role. Power BI is one of the most commonly used data visualization tools in the market. It is offered as a desktop tool using which you can author your reports and dashboards and then publish and share them with your users on the cloud. Power BI is also somewhat similar to Excel, so users who have prior experience with working in Excel can learn it quite easily.

Read more »
Daniel Calbimonte

Database interview questions

June 11, 2021 by

Introduction

If you are applying to a new DBA job or a job that requires database knowledge, you probably want to study the most common questions in an interview. If that is your case, this article may be useful. The article contains typical questions about databases. The database interview questions that are typical are the following:

Read more »
Ahmad Yaseen

Data Engineer Interview Questions and Answers: SQL Workload Migration to Microsoft Azure Database Platforms

August 13, 2020 by

In this article, we will discuss a number of questions that you may face when being interviewed to a Microsoft Azure Data Engineer position. These questions will focus on the process of migrating the SQL Server databases from the on-premises instances to the Microsoft Azure database services.

Read more »
Prashanth Jayaram

SQL interview questions on database backups, restores and recovery – Part I

July 30, 2018 by

So far, we’ve discussed a lot about database backup-and-restore process. The backup database command is an online database copy of the SQL Server database and restore database command gives an option to test the consistency and integrity of the backup file.

As we all know, the backup database command bound with many database options. Indeed, it facilitates the execution of specific backup database command that meets the business requirement.

Read more »
Dejan Sarka

Interview questions and answers about data science, data understanding and preparation

July 27, 2018 by

Q1: In the data science terminology, how do you call the data that you analyze?

In data science, you analyze datasets. Datasets consists of cases, which are the entities you analyze. Cases are described by their variables, which represent the attributes of the entities. The first important question you need to answer when you start a data science project is what exactly is your case. Is this a person, a family, an order? Then you collect all of the knowledge about each case you can get and store this information in the variables.

Read more »