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Cognizant Data Analyst Interview Questions and Answers
12 Interview questions
PV stands for Present Value, a financial concept used to determine the current worth of a future sum of money.
PV is calculated by discounting the future cash flows by a certain rate of return.
It helps in making investment decisions by comparing the present value of future cash flows to the initial investment.
PV is used in various financial calculations such as net present value (NPV) and internal rate of return (I...
The process outline involves identifying the problem, collecting and analyzing data, and presenting insights and recommendations.
Identify the problem or question to be answered
Collect relevant data from various sources
Clean and preprocess the data
Analyze the data using statistical methods and tools
Visualize the data to identify patterns and trends
Present insights and recommendations to stakeholders
I would query the relevant stakeholders involved in the data collection process.
Identify the stakeholders involved in the data collection process
Reach out to them to understand the data collection process and identify any potential issues
Collaborate with them to resolve the TP discrepant data
Transposing a data set involves flipping rows and columns.
Identify the data set to be transposed
Create a new table with the columns and rows flipped
Copy the data from the original table to the new table
Transpose can be done using Excel, Python, R, SQL, etc.
Example: Transposing a table of sales data to have products as rows and months as columns
What people are saying about Cognizant
C is a procedural language while Java is an object-oriented language.
C is compiled while Java is interpreted
C has pointers while Java does not
Java has automatic garbage collection while C does not
Java is platform-independent while C is not
Java has built-in support for multithreading while C does not
SQL commands are used to manipulate and retrieve data from relational databases.
SQL stands for Structured Query Language
Common SQL commands include SELECT, INSERT, UPDATE, and DELETE
SQL commands are used to create, modify, and delete database objects such as tables, views, and indexes
Examples: SELECT * FROM customers; INSERT INTO orders (customer_id, order_date) VALUES (1, '2021-01-01'); UPDATE products SET price ...
C++ is a high-level programming language used for developing system software, application software, and video games.
C++ is an extension of the C programming language.
It supports object-oriented programming concepts like classes, inheritance, and polymorphism.
C++ is used for developing operating systems, device drivers, and embedded systems.
It is also popular for developing video games and high-performance applicat...
CDM stands for Common Data Model, used to standardize data for analysis. Experience in database management is crucial for data analysts.
CDM is a standardized, structured data model used to organize and analyze data from various sources.
Experience in database management is essential for working with CDM, as it involves storing, retrieving, and manipulating data.
Knowledge of SQL and database querying is important fo...
Questions related to data analysis techniques and methods.
Bais and variance trade-off: balancing model complexity and accuracy
Handling imbalanced data: resampling techniques, adjusting class weights, using different evaluation metrics
Multicollinearity: when predictor variables are highly correlated, can be handled by feature selection or regularization
Lasso & Ridge: regularization techniques to prevent overfitting...
Regulatory agencies oversee and enforce laws and regulations in different countries.
FDA (Food and Drug Administration) - United States
EMA (European Medicines Agency) - European Union
MHRA (Medicines and Healthcare products Regulatory Agency) - United Kingdom
TGA (Therapeutic Goods Administration) - Australia
Cognizant Data Analyst Interview Experiences
41 interviews found
Anonymous
Selected
I appeared for an interview in May 2025, where I was asked the following questions.
- Q1. Salfe introduction
- Q2. What purpose to give jop
- Q3. About the company
I appeared for an interview in Apr 2025, where I was asked the following questions.
- Q1. Basics of C language
- Q2. Basic of python
- Q3. Computer Networks
- Q4. Basics of OS & DBMS
Interview Preparation Tips
Coding 2 questions java
(1 Question)
- Q1. Lot of questions based on resume Oops questions 2 basic coding
(1 Question)
- Q1. Basic questions
I applied via Naukri.com and was interviewed in Jul 2024. There was 1 interview round.
(5 Questions)
- Q1. What is you are qualification
- Ans.
I have a Bachelor's degree in Statistics and a Master's degree in Data Science.
Bachelor's degree in Statistics
Master's degree in Data Science
- Q2. Why do you have slating thes company
- Ans.
I am passionate about the company's mission and values, and I believe my skills align well with the goals of the organization.
I have researched the company and its projects, and I am impressed by the innovative work being done.
I have a strong interest in the industry in which the company operates, and I believe I can contribute meaningfully to its success.
I have spoken to current employees of the company and have heard...
- Q3. What are your salary expectations?
- Ans.
I am looking for a competitive salary based on my experience, skills, and the market rate for Data Analyst roles.
Research the average salary range for Data Analyst positions in the specific location and industry
Consider your level of experience, education, and skills when determining your salary expectations
Be prepared to negotiate based on the company's budget and benefits package
- Q4. What are your strengths and weaknesses?
- Ans.
My strengths include strong analytical skills and attention to detail. My weaknesses include a tendency to overthink and a lack of experience with certain software programs.
Strengths: strong analytical skills
Strengths: attention to detail
Weaknesses: tendency to overthink
Weaknesses: lack of experience with certain software programs
- Q5. What you are a team player ?
- Ans.
Yes, I am a team player who values collaboration, communication, and supporting my colleagues to achieve common goals.
I believe in open communication and actively listen to my team members' ideas and feedback.
I am always willing to help my team members and offer support when needed.
I enjoy collaborating on projects and leveraging each team member's strengths to achieve success together.
Interview Preparation Tips
5 Python programming question
(1 Question)
- Q1. Basic HR round question
I applied via Campus Placement
It was a aptitude come coding test
(1 Question)
- Q1. It was about sql and language mentioned in resume
(1 Question)
- Q1. It was general talk just to test our communication
Basic questions on aptitude
Basic case to solve about increasing and analysing revenue streams
(2 Questions)
- Q1. Why want to join cognizant
- Q2. Any other company offer?
Interview Preparation Tips
(1 Question)
- Q1. Explain your project
(1 Question)
- Q1. Salary discussion
Selected
I applied via Naukri.com and was interviewed in Dec 2023. There was 1 interview round.
(5 Questions)
- Q1. Tell me about yourself
- Q2. What is your qualification
- Ans. I have done my graduation thakur rahmat Singh college rewa mp
- Q3. How did you hear about this position
- Ans. Employers want to know whether you are actively seeking out their company, heard of the role from a recruiter, or were recommended to the position by a current employee. In short, they want to know how you got to them.
- Q4. What type of work environment do you prefer?
- Ans. Be sure to do your homework on the organization and its culture before the interview.
- Q5. What is your address
Selected
I applied via Referral and was interviewed in Oct 2023. There were 2 interview rounds.
(1 Question)
- Q1. Questions on basic concepts and scenario based questions
(1 Question)
- Q1. Why are you leaving current organization
Cognizant Interview FAQs
The duration of Cognizant Data Analyst interview process can vary, but typically it takes about less than 2 weeks to complete.
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Interview Questions for Popular Designations
Overall Interview Experience Rating
based on 37 interview experiences
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Cognizant Data Analyst Reviews and Ratings
based on 357 reviews
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