Frequently asked tcs technical interview questions and answers

1. Frequently Asked TCS Technical
Interview Questions And Answers
Are you keen to join the IT giant TCS, then this blog post with some common technical interview
questions and answers, is just for you?
Campus Interview
This often takes 45 minutes to an hour and might have more than one interviewer. One interviewer
might focus on your communication skills, skills of self-management and background by asking
behavioral questions. The other would focus on your technical skills.
Phone Interview
They can set up a mutually convenient date and time for your phone interview. Your interviewer
would then assess your communication skills, self-management skills, and background by asking
behavioural questions. He or she might also assess your technical abilities. If phone interview goes
well, next would follow an in-person interview.

2. Frequently Asked TCS Technical
Interview Questions And Answers
Technical interview questions and answers
1. What is your strongest programming language?
You should tell about your favourite programming language and be prepared with questions based on that.
2. Differences between C and Java?
1. JAVA is Object-Oriented whereas C is procedural.
2. Java is an Interpreted language whereas C is a compiled language.
3. C is a low-level language and JAVA is a high-level language.
4. C makes use of top-down approach while JAVA uses a bottom-up approach.
5. Pointer goes backstage in JAVA and C needs handling of pointers.
6. JAVA supports Method Overloading while C does not support overloading at all.
7. Exception Handling is in JAVA while errors and crashes in C.

3. Frequently Asked TCS Technical
Interview Questions And Answers
3. In header files whether functions are defined or declared?
This is a very common and definite, technical interview questions and answers for TCS IT job.
Functions are declared within a header file. The function prototypes exist in a header file, and not function
bodies. They are defined in the library.
4. Name the different storage classes in C?
There are four types of storage classes in C, namely extern, register, auto and static
5. What is static variable?
Static is an access qualifier. When a variable is declared as static, the scope is limited to the function, but it
would remain for the lifetime of the program.

4. Frequently Asked TCS Technical
Interview Questions And Answers
6. How do you print an address?
Apply %p in printf to print the address.
7. What are macros? What are its benefits and limits?
Macros are processor directive which gets replaced at compile time.
The limitation is that they can replace the code they do not function summon. And the benefit is that they
can lower time to replace the same values.
8. Differentiate between pass by reference and pass by value?
Pass by value sends value from a caller to summoning the function so the called function cannot change
the values in caller function. But Pass by reference can pass an address to the caller function instead of
value if called function requires editing any value it can directly modify.
9. Define an object?
An object is a bundle of variables and methods. Objects have both state and behavior

5. Frequently Asked TCS Technical
Interview Questions And Answers
10. List out the area in which data structures are applied extensively.
Compiler Design,
Operating System,
Database Management System,
Statistical analysis package,
Numerical Analysis,
11. Tell about benefits of inheritance.
It allows code reusability. Reusability saves time during development of programs. It allows reuse of proven and debugged
high-quality software; hence lowering problem once a system becomes functional.
Among the vast resource of questions, we have included a few of the most commonly asked ones.
With this, we conclude with our today’s blog on TCS interview questions. Hope this piece of information helps you. Keep
looking into this space by career advice for more career guidance tips, news, and updates.

6. Frequently Asked TCS Technical
Interview Questions And Answers
10. List out the area in which data structures are applied extensively.
Compiler Design,
Operating System,
Database Management System,
Statistical analysis package,
Numerical Analysis,
11. Tell about benefits of inheritance.
It allows code reusability. Reusability saves time during development of programs. It allows reuse of proven and debugged
high-quality software; hence lowering problem once a system becomes functional.
Among the vast resource of questions, we have included a few of the most commonly asked ones.
With this, we conclude with our today’s blog on TCS interview questions. Hope this piece of information helps you. Keep
looking into this space by career advice for more career guidance tips, news, and updates.