TCS Java Developer Interview Questions, Process, and Tips for Freshers

Q1. Dependency injection
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Q2. How to handle exception in spring boot?
Ans. 
Exceptions in Spring Boot can be handled using try-catch blocks, @ExceptionHandler annotation, and global exception handling.
• Use try-catch blocks to handle exceptions within a specific method.

• Use @ExceptionHandler annotation to handle exceptions at the controller level.

• Implement a global exception handler using @ControllerAdvice and @ExceptionHandler annotations.

• Customize error responses using ResponseEntityExceptionHa...read more
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Q3. What is Truncate
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Truncate is a SQL command used to delete all rows from a table without logging the individual row deletions.
• Truncate is a DDL (Data Definition Language) command in SQL.

• It is used to quickly delete all rows from a table, but it does not log individual row deletions.

• Truncate is faster than using the DELETE command, as it does not generate individual row deletion logs.

• Truncate also resets any auto-incrementing keys in the
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Q1. What is compile time polymorphism and runtime polymorphism?
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Compile time polymorphism is achieved through method overloading, while runtime polymorphism is achieved through method overriding.
• Compile time polymorphism is also known as static polymorphism.

• It is achieved by having multiple methods in the same class with the same name but different parameters.

• Example: method overloading in Java.

• Runtime polymorphism is also known as dynamic polymorphism.

• It is achieved by having a me...read more
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Q1. Where do you see yourself in 5 years?
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Q1. Salary expectations
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Q1. Java basics, sping boot basics
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Logical reasoning to test my iq level

Test my code knowledge to your requirements

Q1. Discussed about me
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Mixture and alligation,work and time.

Q1. Tell me about your self
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Q2. What do you do in free time ?
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Q3. Tell me about your home town.
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Q4. Your home town is famous for what ?
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Write a program for prime number.

Women empowerment,hard work and smart work

Need to prepare basic interview concepts

Basic programming and data structures, Oops concepts