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TCS Interview Questions

Questions Answers Views Company eMail

Differences between C and Java?

1139

What do you understand by garbage collection in Java? Can it be forced to run?

934

What is user defined exception in Java?

1035

Describe these concepts: Polymorphism, Inheritance and Abstraction.

1158

Explain the advantages of inheritance.

1101

What is cloud computing? Give some of its applications in real world.

611

What are the different types of sorting? Explain the difference between them.

997

Explain what do you mean by insertion sort, bubble sort and selection sort? Also, explain the differences among the functionalities of the three sorts.

1013

What is meant by entry controlled loop? What all C++ loops are exit controlled?

1026

Give the difference between the type casting and automatic type conversion. Also tell a suitable C++ code to illustrate both.

1011

Write a program to add three numbers in C++ utilizing classes.

1070

Give syntax for SQL and ORACLE joins.

1065

What are different errors encountered while compiling?

1173

Tell me something about abstract classes?

903

What do you mean by abstract class?

1017

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TCS Interview Questions

Un-Answered Questions

How can you insert a node at the end of linked list?

824

What challenges do AI-powered education systems face?

You are getting a error in your appserver/webserver logs "connection refused", from the operating system perspective how will you troubleshoot this?

988

Explain me how much mathematics knowledge is necessary or required in accounting?

992

Explain the benefits of spring framework?

374

If you provide a service in two components "providers" section of @component decorator, how many instances of service shall get created?

1661

Give examples of some companies that are using Hadoop structure?

405

Suppose you are using shared objects repository in your test and you want to split your present action? At that time shared object repository is single or it’s also splits?

1121

what is counter poise conductors

2112

What is meant by dos operating system?

1009

How you calculating the 30 Hp 3 phase AC motor of power what size of cable is used for this motor?

1637

What is microsoft windows used for?

853

when reinforcement binding completed if there is more cover than the required what is the solution to reduce the cover?

2132

What does #value mean in excel vlookup?

610

How to support multi-processor platforms in Node.js?

506