C Interview Questions
Questions Answers Views Company eMail

What is main void in c?

1 862

Can we declare variables anywhere in c?

697

What is extern variable in c with example?

667

Why we use stdio h in c?

703

Why void is used in c?

679

What is the value of uninitialized variable in c?

690

What is the use of typedef in c?

687

What is volatile variable in c?

765

What is variable and explain rules to declare variable in c?

667

Why we use break in c?

650

Is return a keyword in c?

724

What is scope and lifetime of a variable in c?

666

What are the types of variables in c?

678

What are external variables in c?

667

Why main is not a keyword in c?

757


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Un-Answered Questions { C }

How do you print only part of a string?

699


What are global variables?

756


Write a program to find the biggest number of three numbers in c?

709


How is a null pointer different from a dangling pointer?

670


Suggesting that there can be 62 seconds in a minute?

709






Why use int main instead of void main?

717


What is pointer to pointer in c?

755


Synonymous with pointer array a) character array b) ragged array c) multiple array d) none

722


How do I get a null pointer in my programs?

753


What are qualifiers?

699


What the different types of arrays in c?

717


Why c language is called c?

666


Explain the difference between call by value and call by reference in c language?

765


What is a memory leak? How to avoid it?

728


One of the Institutes contains 5 student groups. Every group contains 4 students. Institute wants to store student group’s details in array. Group should contain group member’s details (name and registration number and age), project name, and mark of the group.

2267