TCS Graduate Trainee Interview Questions, Process, and Tips

TCS aptitude test is all about logical reasoning, basic mathematics and verbal reasoning. The difficulty level of this exam is medium. It contains total of 85 marks and the duration of the exam is 60 mins. So, this exam is mostly about time management.

Q1. Which is your favorite subject according to your study?
Ans. As I am BCA student. My favourite subject is Java.
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Q2. How much you give yourself in java out of 10?
Ans. 
I would rate myself 8 out of 10 in Java.
• I have a strong understanding of core Java concepts such as OOP, data structures, and algorithms.

• I have experience in developing Java applications using frameworks like Spring and Hibernate.

• I have also worked on projects involving Java-based technologies like JSP, Servlets, and JDBC.

• However, there is always room for improvement and I am constantly learning and exploring new featu...read more
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Q3. Why java doesn't use pointer?
Ans. 
Java doesn't use pointers for safety and security reasons.
• Java uses references instead of pointers to avoid memory leaks and null pointer exceptions.

• Pointers can be misused and cause security vulnerabilities.

• Java's garbage collector manages memory automatically, reducing the need for pointers.

• Java's object-oriented design allows for better encapsulation and abstraction without pointers.
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Q4. We use multiple inheritance in C++. Does java supports it? If not then what java used instead of multiple inheritance?
Ans. 
Java does not support multiple inheritance. It uses interfaces to achieve similar functionality.
• Java supports single inheritance, where a class can only inherit from one superclass.

• To achieve multiple inheritance-like behavior, Java uses interfaces.

• Interfaces allow a class to implement multiple interfaces, providing access to multiple sets of methods and constants.

• Unlike classes, interfaces cannot be instantiated and c...read more
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Q1. Where do you see yourself in 5 years?
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Q2. Will you be able to reallocate?
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Q3. Will you be able to work in night shift?
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Q1. Difference between class and interfaces
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Q2. Types of SQL queries and ques related to DBMS
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Q1. Normal behavioral question
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Q2. Questions regarding goals and hobbies
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Q1. What are the SQL comands
Ans. 
SQL commands are used to interact with databases to perform various operations like querying, updating, and deleting data.
• SELECT: Retrieves data from a database

• INSERT: Adds new records to a table

• UPDATE: Modifies existing records in a table

• DELETE: Removes records from a table

• CREATE TABLE: Creates a new table in the database

• ALTER TABLE: Modifies an existing table structure

• DROP TABLE: Deletes a table from the database
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Q2. What is list which type of list
Ans. 
A list is a collection of items in a specific order.
• Lists can be ordered or unordered

• Examples of list types include arrays, linked lists, and queues
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Q3. What is tuple which type of tuple
Ans. 
A tuple is a data structure that stores a fixed number of elements of different data types.
• Tuples are immutable, meaning their values cannot be changed once they are assigned.

• They are ordered collections, meaning the order of elements is preserved.

• Example: ('John', 25, 'Male') is a tuple with three elements representing a person's name, age, and gender.
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Q4. What are the difference tuple and list
Ans. 
Tuple is immutable and fixed in size, while list is mutable and can change in size.
• Tuple is defined using parentheses, while list is defined using square brackets.

• Tuple elements cannot be changed, while list elements can be modified.

• Tuple is faster than list for iteration and accessing elements.

• Example: tuple = (1, 2, 3) and list = [1, 2, 3]
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Q1. Are you working any location
Ans. 
Yes, I am willing to work in any location for the graduate trainee program.
• I am open to relocating for the right opportunity

• I am flexible and adaptable to new environments

• I believe working in different locations can provide valuable experiences and growth opportunities
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Q2. Are you work night duty
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Verbal, reasoning, logic

Q1. Asked about programming language basics , College project.
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Q2. SQL, java, basic concepts of oops
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Q1. Tell us more about the thesis project
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Q1. Are you happy to relocate?
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