Upload Button Icon Add office photos
Engaged Employer

i

This company page is being actively managed by Cognizant Team. If you also belong to the team, you can get access from here

Cognizant Verified Tick

Compare button icon Compare button icon Compare
3.8

based on 47.2k Reviews

Proud winner of ABECA 2024 - AmbitionBox Employee Choice Awards

zig zag pattern zig zag pattern

Filter interviews by

Cognizant ETL Tester Interview Questions, Process, and Tips

Updated 7 Feb 2024

Top Cognizant ETL Tester Interview Questions and Answers

  • Q1. If we have 200 staging tables, 40 dimensions tables and 20 facts table, How will you compare it with target systems
  • Q2. 2.Difference between Union and union all,drop and Truncate,star schema and snowflake schema,Dimension table and fact table.
  • Q3. Which type of Validation you will do at Landing and staging area.
View all 23 questions

7 Cognizant ETL Tester Interview Experiences

29 questions found

Sort by: Popular

ETL Tester Interview Questions

user image Anonymous

posted on 7 Dec 2022

Interview experience
5
 Excellent
Difficulty level
 Moderate
Duration
 2-4 weeks
Result
 Not Selected

I applied via Referral and was interviewed in Nov 2022.

4 Interview Rounds

1

Resume Shortlist Round

Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
2

Technical Round (5 Questions)

  • Q1. If we have 200 staging tables, 40 dimensions tables and 20 facts table, How will you compare it with target systems
  • Q2. Types of test data creation
  • Q3. SQL-Find a last day of the previous month
  • Q4. SQL-Display horizontal ORACLE into Vertical ORACLE (Pivot function)
  • Q5. SQL- Fetch last 5 records from the table
3

Technical Round (2 Questions)

  • Q1. How will you handle stressful situation
  • Q2. What will you do after production bug leakage
4

HR Round (1 Question)

  • Q1. General tell abt your self

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare well before the interview
Be confident
Stay cool

Skills evaluated in this interview

ETL Tester Interview Questions

user image Anonymous

posted on 1 Feb 2024

Interview experience
4
 Good
Difficulty level
 Moderate
Duration
 2-4 weeks
Result
 No response

I applied via Naukri.com and was interviewed in Jan 2024.

1 Interview Round

1

Technical Round (1 Question)

  • Q1. Difference between snowflake schema and star schema

Interview Preparation Tips

Interview preparation tips for other job seekers - Stay clam and tell me the truth.

Get interview-ready with top interview questions

ETL Tester Interview Questions

user image Anonymous

posted on 21 Sep 2023

Interview experience
4
 Good
Difficulty level
 Moderate
Duration
 Less than 2 weeks
Result
 Not Selected

I applied via Naukri.com and was interviewed in Aug 2023.

2 Interview Rounds

1

Technical Round (1 Question)

  • Q1. What are the types of scd
2

Technical Round (1 Question)

  • Q1. Incremental load validations

ETL Tester Interview Questions

user image Anonymous

posted on 7 Feb 2024

Interview experience
4
 Good
Difficulty level
 Moderate
Duration
 4-6 weeks
Result
Selected  Selected

I was interviewed before Feb 2023.

1 Interview Round

1

Technical Round (1 Question)

  • Q1. Basic sql Dw concepts Scenario based questions

Interview Preparation Tips

Interview preparation tips for other job seekers - Basic sql queries
Etl connectors
Do concepts

Cognizant interview questions for designations

 ETL Developer

 (5)

 ETL Test Engineer

 (2)

 Informatica ETL Developer

 (1)

 Software Tester

 (15)

 QA Tester

 (6)

 Automation Tester

 (6)

 Performance Tester

 (2)

 Functional Tester

 (1)

ETL Tester Interview Questions

user image Anonymous

posted on 12 May 2021

Interview Questions

Skills evaluated in this interview

ETL Tester Interview Questions

user image Anonymous

posted on 17 Jan 2021

I applied via Naukri.com and was interviewed in Dec 2020.

3 Interview Rounds

Interview Questions

Interview Preparation Tips

Interview preparation tips for other job seekers - Be confident and real.
If you don't know any answer be straight to interviewer.

Skills evaluated in this interview

ETL Tester Jobs at Cognizant

View all

ETL Tester Interview Questions

user image Anonymous

posted on 14 Jun 2022

I applied via Naukri.com and was interviewed before Jun 2021.

1 Interview Round

1

Technical Round (1 Question)

  • Q1. About previous project

Interview Preparation Tips

Interview preparation tips for other job seekers - Be confident, and be prepared what you have good potential to give... be honest

Interview questions from similar companies

ETL Tester Interview Questions

Wipro user image Anonymous

posted on 9 Oct 2024

Interview experience
5
 Excellent
Difficulty level
 Moderate
Duration
 -
Result
 Not Selected

I applied via Recruitment Consulltant and was interviewed in Sep 2024.

1 Interview Round

1

Technical Round (4 Questions)

  • Q1. What is the Difference Between Drop and Truncate Command ?
  • Q2. What are the Validations you Perform in your Project ?
  • Q3. What is Star Schema and Snow flake schema ?
  • Q4. What is Fact and Dimension Tables

Interview Preparation Tips

Interview preparation tips for other job seekers - Be Clear on Basics in First Round then go more Deeper in SQL Part for ETL Testers in Round 2

Skills evaluated in this interview

ETL Tester Interview Questions

Genpact user image Anonymous

posted on 4 Sep 2024

Interview experience
4
 Good
Difficulty level
 Moderate
Duration
 2-4 weeks
Result
 No response

I applied via Naukri.com and was interviewed in Aug 2024.

1 Interview Round

1

Technical Round (4 Questions)

  • Q1. Explain project architecture?
  • Q2. Explain challenges you faced in etl testing?
  • Q3. What are roles and responsibilities?
  • Q4. How to find duplicate values in python?

Interview Preparation Tips

Interview preparation tips for other job seekers - ETL Concepts, Datawarehouse concepts and Python also must required

Skills evaluated in this interview

ETL Tester Interview Questions

Infosys user image Anonymous

posted on 18 Aug 2024

Interview experience
3
 Average
Difficulty level
 -
Duration
 -
Result
Selected  Selected

I applied via Naukri.com and was interviewed in Jul 2024.

2 Interview Rounds

1

Technical Round (10 Questions)

  • Q1. Write an SQL query to fetch 5th ,10th,15th .. records from a table?
  • Q2. What are constraints?
  • Q3. What is Low Priority , Medium Priority & High priority defects?
  • Q4. White box , Black Box ,regression , Retesting?
  • Q5. Joins ? with example
  • Q6. Window function queries?
  • Q7. Domain name from an email ?
  • Q8. Rank dense_rank() ,row_numebr with example?
  • Q9. SCD Types , Star Schema Vs SnowFlake Schema
  • Q10. Group by clause and how it work with a query
2

HR Round (4 Questions)

  • Q1. Salary expectations
  • Q2. Where do you see yourself in 5 years
  • Q3. Reason for job switch?
  • Q4. Strengths & weakness ?

Skills evaluated in this interview

Cognizant Interview FAQs

How many rounds are there in Cognizant ETL Tester interview?
Cognizant interview process usually has 2 rounds. The most common rounds in the Cognizant interview process are Technical, Resume Shortlist and HR.
How to prepare for Cognizant ETL Tester interview?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at Cognizant. The most common topics and skills that interviewers at Cognizant expect are ETL Testing, Database Testing, SQL, Unix and Hadoop.
What are the top questions asked in Cognizant ETL Tester interview?

Some of the top questions asked at the Cognizant ETL Tester interview -

  1. If we have 200 staging tables, 40 dimensions tables and 20 facts table, How wil...read more
  2. 2.Difference between Union and union all,drop and Truncate,star schema and snow...read more
  3. Which type of Validation you will do at Landing and staging ar...read more

Tell us how to improve this page.

People are getting interviews through

based on 5 Cognizant interviews
Job Portal
Referral
80%
20%
Moderate Confidence
?
Moderate Confidence means the data is based on a sufficient number of responses received from the candidates

ETL Tester Interview Questions from Similar Companies

TCS ETL Tester Interview Questions
3.7
 • 4 Interviews
View all
Cognizant ETL Tester Salary
based on 478 salaries
₹3.6 L/yr - ₹12 L/yr
23% more than the average ETL Tester Salary in India
View more details

Cognizant ETL Tester Reviews and Ratings

based on 36 reviews

4.3/5

Rating in categories

3.8

Skill development

3.7

Work-Life balance

3.9

Salary & Benefits

3.5

Job Security

3.9

Company culture

3.4

Promotions/Appraisal

4.0

Work Satisfaction

Explore 36 Reviews and Ratings
Cognizant Hiring For ETL tester

Chennai,

Coimbatore

+1

4-9 Yrs

Not Disclosed

ETL Tester

Kolkata,

Pune

+1

6-9 Yrs

Not Disclosed

Explore more jobs
Associate
72.8k salaries
unlock blur

₹5.1 L/yr - ₹16 L/yr

Programmer Analyst
54.1k salaries
unlock blur

₹2.4 L/yr - ₹9.7 L/yr

Senior Associate
48.2k salaries
unlock blur

₹8.9 L/yr - ₹27 L/yr

Senior Processing Executive
28.4k salaries
unlock blur

₹1.8 L/yr - ₹9 L/yr

Technical Lead
17.5k salaries
unlock blur

₹5.9 L/yr - ₹24 L/yr

Explore more salaries
Compare Cognizant with

TCS

3.7
Compare

Infosys

3.7
Compare

Wipro

3.7
Compare

Accenture

3.9
Compare

Calculate your in-hand salary

Confused about how your in-hand salary is calculated? Enter your annual salary (CTC) and get your in-hand salary
Did you find this page helpful?
Yes No
write
Share an Interview