C Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

C Interview Questions

Questions Answers Views Company eMail

how we do lcm of two no using c simple if while or for statement

1 4796

Write a program to find the given number is odd or even without using any loops(if,for,do,while)

CNC, Gokul,

4 9640

what is call by value and call by reference

4 7793

How to find the given no is odd or even without checking of any condition and loops. (Hint: Using array)

4 7882

what is difference between overriding and overloading?

1 4713

what is calloc and malloc?

2 8999

What are local and global variables?

3 5181

What is the scope of static variables?

1 5052

What is the difference between static and global variables?

1 3924

What are volatile variables?

Mind Tree,

1 4935

what is the use of ‘auto’ keyword?

1 4044

How do we make a global variable accessible across files? Explain the extern keyword?

1846

what is a function prototype?

5 4301

what does keyword ‘extern’ mean in a function declaration?

Emerson,

1 5325

how do you write a function that takes a variable number of arguments? What is the prototype of printf () function?

TCS,

1909

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Un-Answered Questions { C }

What are the similarities between c and c++?

1026

Is array name a pointer?

1010

What are 3 types of structures?

1039

What is the right type to use for boolean values in c?

1006

What are the types of i/o functions?

1283

Write a C program to count the number of email on text

1871

How can I use a preprocessorif expression to ?

1018

Can you pass an entire structure to functions?

1092

Write a c program to demonstrate character and string constants?

2135

Are bit fields portable?

1119

Does c have function or method?

959

What type of function is main ()?

1013

What is non linear data structure in c?

984

What is switch in c?

1052

What is the purpose of type declarations?

1086

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