Cognizant Interview questions 2021 | Freshers | Interview questions
About Cognizant:
Cognizant Technology Solutions, founded on January 26, 1994 by Kumar Mahadeva & Francisco D'Souza, is an American multinational IT services provider. It also provides consulting and business process outsourcing (BPO) services. In the course of dot com boom, it flourished by receiving the application maintenance work that the big corporations were reluctant to carry out. Gradually, it moved into application development, complex systems integration and consulting work. Cognizant grew rapidly during the 2000s and became a Fortune 500 company in 2011. It is a member of the NASDAQ-100, the S&P 500, the Forbes Global 2000 and the Fortune 500 and is positioned among the top performing and fastest growing companies in the world.
Head Quarters: Teaneck, New Jersey, United States
Key People: Chief Executive Officer (CEO) — Brian Humpries
Number of Employees: 292,500 (as of 2019 fiscal year)
Official Websites: www.cognizant.com
Achievements:
- Cognizant recognized as a Top Provider in the Outsourcing and Consulting categories besides being named as a Customer Satisfaction Leader by CGT.
- Ovum Decision Matrix recognized Cognizant as "Market Leader" in Outsourcing Testing Service Providers.
- Consumer Goods Technology (CGT) awarded Readers’ Choice Award for the ninth consecutive year.
- Forrester Research, Inc. named Cognizant a Leader in Business Intelligence Services.
- Cognizant placed as a Leader by the IDC Market Space report.
- Cognizant placed in IDC Market Space as a Leader in IT and BPO Services.
Cognizant Interview Questions:
Tips for the Interview
- Make Sure you have done some project and you have idea of what you done in your project and what was your role.
- Don’t mention in your resume: Microsoft word, Microsoft excel, windows etc.
- The more Questions will be asked from your project and the language known.
- If you attended some session of Machine learning/Artificial Intelligence/Data Science. Don’t mention that you have a knowledge of this things.
- Mechanical/Electrical/Electronics Students has to prepare basics of C programming/Data Structure and just the basics Concept of OOPS.
- Mechanical/Electrical/Electronics please cover your basic subject/Core Subjects.
- Whatever language you mention in Resume, you need to know About it.
- Learn Basics of python.
- Knowledge of latest technology like IOT, ML, Blockchain is must
Technical Interview:
Student 1 Interview
- Differentiate between foreign key and primary key.
- A table was given based on integrity constraint and then relation had to be traced.
- Differentiate between C++,Java and python
- What is Tri-catch and how it works?
- How you are approaching towards your project?
Student 2 Interview
- Differentiate between Unique key and primary key. Explain with examples.
- What was your project?
- What do you know about Data science?
- What do you know about Machine learning?
- What is Atomicity?
- In which language you are comfortable.
Student 3 Interview
- What is garbage collection?
- Write syntax for 2D array.
- A table with 2 columns was given, you have to print two values.
- Explain JVM,JRE,JDK and where are they used
Student 4 Interview
- Why did you choose IT and any field that you have most interest in?
- Tell me something about IOT.
- How is cloud computing different from traditional computing?
- If you want to shift a bank server over the cloud. What are the benefits and what are
- the challenges?
- Explain OSI layer in detail.
- What is Inheritance and Dynamic Polymorphism in java?
- Explain Exception handling.
- Explain String palindrome(code +logic)
- Explain the concept of leap year.
- Difference between equals() and ==
- Explain Multi- threading in java.
- Explain final keyword and abstract class
- What are the advantages of OOPS?
- Explain your project in detail.
- Find Unique element in least complexity
- Differentiate between Array list and linked list.
Student 5 Interview
- Brief intro.
- In which language u r confident
- All quest based on that language Java
- Inheritance and Dynamic Polymorphism in java
- Exception handling
- One puzzle based on speed distance time
- String palindrome code +logic
- Leap year logic
- Diff btw equals() and ==
- Multi threading in java
- final keyword and abstract class
- Adv of OOPS
- Quest based project and which project is ur fav
- U r comfortable in learning new tech or not
- Details explanation of one project
- Find Unique element in least complexity
Student 6 Interview
- How u doing and what have u done in this lockdown period? Which language u r comfortable with
- Arrays in C
- What are its limitations
- How to overcome this limitations
- Diff b/w c++ and java
- Asked questions from project
- What is Data Structure why we use ?
- Linear and non linear data structure.
- Explain Oops with real life example. (He told me to explain in a way that u are explaining to a vendor or non tech person).
- Then he ask about the experience of my college life
- Then he ask what diff do u found at before and this covid.
- If u got a chance to choose one technology which technology would u like to work.
- What do u know about ML and AI.
- What are Am and Fm in communication give examples.
- He asked me what subject u learned in Btech
- He asked me ques on DBMS
- Update vs select
- Can we use update and select as combination
- What are foreign key and primary keys.
- How u ever lead a team
- Given a situation your one team mate is not working then what would u do?
- Puzzle: if today is Monday then what day will be after 45days.
- How would u rate your self in programming
- Difference bet tuple and list.
- Type of polymorphism
- Call by value n references
- Questions on Html
Student 7 Interview
- Why did you choose IT and any field that you have most interest in?
- Tell me something about IOT.
- How is cloud computing different from traditional computing?
- you want to shift a bank server over the cloud. What are the benefits and what are
- THchallenges?
- Explain OSI layer in detail.
- What is Inheritance and Dynamic Polymorphism in java?
- Explain Exception handling.
- Explain String palindrome(code +logic)
- Explain the concept of leap year.
- Difference between equals() and ==
- Explain Multi- threading in java
- Explain final keyword and abstract class
- What are the advantages of OOPS?
- Explain your project in detail.
- Find Unique element in least complexity
- Differentiate between Array list and linked list.
HR QUESTIONS
- What is your future goal?
- Will you be able to relocate?
- If you were given a different field rather than your choice. Will you be able to do or not.
- Are you willing to work in all shifts?
- Are you comfortable in learning new technology or not?
- What are your hobbies?
- If you love photography then how manage to learn it.
0 Comments