TCS Product Engineer Interview Questions and Answers

Q1. Basic coding in c++ and hr related questions
Add your answer
Q2. What is linkedlist
Ans. 
A linked list is a data structure that consists of nodes where each node contains a data field and a reference to the next node in the sequence.
• Consists of nodes connected by pointers

• Each node contains data and a reference to the next node

• Allows for dynamic size and efficient insertion/deletion
Answered by AI
Add your answer

Data interpretation good knowledge one should have

Python or java basic coding problems

Intermediate with more solving problems

Q1. Highly based on java
Add your answer

Basic Questions were given in aptitude tests all from reasoning and maths.

Two codes were taken one was easy but the second was a little bit tricky.

Q1. What are cin and cout?
Ans. 
cin and cout are standard input and output streams in C++ used for reading input and printing output respectively.
• cin is used for reading input from the user

• cout is used for printing output to the console

• Example: cin >> x; cout << x;
Answered by AI
Add your answer
Q2. What is your hobby?
Add your answer

Online test consists of
1. Aptitude section
2. Coding
3. Essay writing

1. Aptitude which contains Quants + Logical + Verbal
2. Coding (2 questions)
3. Essay Writing(, 400 words in 20 mins)

Q1. Decrypting the given string
Ans. 
The question is about decrypting a given string.
• Ask for more information about the encryption method used

• Check if there are any clues or hints provided

• Try different decryption techniques such as substitution, transposition, or symmetric/asymmetric encryption

• Use online tools or libraries to assist with decryption
Answered by AI
Add your answer
Q2. DSA based question
Ans. 
Implement a function to check if a given string is a palindrome or not.
• A palindrome is a word, phrase, number, or other sequence of characters that reads the same forward and backward.

• Convert the string to lowercase and remove all non-alphanumeric characters.

• Compare the first and last characters, then the second and second-to-last characters, and so on until the middle of the string is reached.

• If all pairs match, the s...read more
Answered by AI
Add your answer
Q3. Essay topic:- which one would be given higher priority passion or salary
Ans. 
Passion or salary: which should be given higher priority?
• Passion should be given higher priority as it leads to job satisfaction and better performance

• Salary is important but it should not be the sole factor in choosing a job

• Passion can also lead to better career growth and opportunities

• However, financial stability is also important and should not be ignored completely
Answered by AI
Add your answer

Q1. Asked me to introduce myself.
Ans. 
I am a product engineer with experience in designing and developing innovative products.
• I have a degree in mechanical engineering and have worked in the field for 5 years.

• I have experience in CAD software and 3D printing.

• I have designed and developed products such as a smart water bottle and a portable solar charger.

• I am passionate about creating products that improve people's lives.
Answered by AI
View 1 more answer
Q2. Asked about my project
Ans. I did a mini project on random password generator in python and described the whole process of the project and result with validation
Answered by PrepInsta
Add your answer
Q3. Asked the difference between C and Java
Ans. 
C is a low-level language while Java is a high-level language with automatic memory management.
• C is compiled while Java is interpreted

• C has pointers while Java does not

• Java has built-in garbage collection while C does not

• Java is platform-independent while C is not

• Java has a larger standard library than C
Answered by AI
Add your answer
Q4. Asked about method overloading
Ans. 
Method overloading is a feature in OOP where multiple methods can have the same name but different parameters.
• Method overloading allows for more flexibility in programming

• The compiler determines which method to call based on the number and type of arguments passed

• Example: public void print(int num) and public void print(String str) can both be called using print() method
Answered by AI
View 1 more answer
Q5. Asked me to explain a program in any programming language I was comfortable in
Ans. 
Explained a program in a programming language I was comfortable in
• I chose to explain a program in Python

• The program was a simple calculator that could perform basic arithmetic operations

• I explained the code step by step, starting with importing the necessary modules and defining functions

• I also discussed the use of variables and data types in the program

• Finally, I demonstrated how the program could be run and tested wi
Answered by AI
View 1 more answer
Q6. Asked me to explain about OOPs concepts
Ans. 
OOPs concepts are a programming paradigm that focuses on objects and their interactions.
• OOPs stands for Object-Oriented Programming.

• It involves the use of classes, objects, encapsulation, inheritance, and polymorphism.

• Classes are templates for creating objects, while objects are instances of classes.

• Encapsulation is the process of hiding the implementation details of an object from the outside world.

• Inheritance allows ...read more
Answered by AI
View 1 more answer
Q7. Are you okay with relocation?
Ans. 
Yes, I am open to relocation for the right opportunity.
• I am willing to relocate for a challenging and rewarding role

• I am open to exploring new cities and cultures

• I understand that relocation may be necessary for career growth

• I am willing to consider relocation assistance if offered

• Examples: I have previously relocated for a job opportunity and enjoyed the experience

• I have researched the potential new location and am ex
Answered by AI
Add your answer
Q8. Are you okay signing a service bond?
Ans. 
Yes, I am willing to sign a service bond.
• I understand that a service bond is a commitment to work for a certain period of time with the company.

• I am willing to sign a service bond if it is reasonable and fair.

• I would like to know the terms and conditions of the bond before signing it.

• I believe that signing a service bond shows my commitment to the company and the product.

• Examples of reasonable service bond terms includ...read more
Answered by AI
Add your answer