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

C Interview Questions

Questions Answers Views Company eMail

What is the difference between declaring a variable by constant keyword and #define ing that variable?

1 3305

What is the use of keyword VOLATILE in C?

1 3306

What is Function Pointer? Explain with example?

3 6117

how to print this pyramid * * * * * * * * * * * * *

2 4641

Calculate 1*2*3*____*n using recursive function??

1993

how to write a prog in c to convert decimal number into binary by using recursen function,

1 4249

print out of string in this format; 1. "rajesh" 2. \n 3. %d

mpower,

5 6033

write a c program to remove all the duplicate characters in a string and replace with single character? ex:-input- AAABBBCCC output- ABC

HCL,

2 10932

Write a c program using for loop to print typical pattern if number of rows is entered by keyboard. ABCBA AB BA A A

1 7966

int x=sizeof(!5.856); What will value of variable x?

2 6984

how can we Declare a variable in c without defining it.

TCS,

1 5161

how to execute a program using if else condition and the output should enter number and the number is odd only...

2229

Want to know how to write a C program that connects to a MySQL server and checks if the InnoDB plug-in is installed on it. If so, your program should print the total number of disk writes by MySQL.

2000

main() { int a=4,b=2; a=b<>2; printf("%d", a); }

CTS,

4 11789

what different between c and c++

1 2711

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Un-Answered Questions { C }

Explain the use of fflush() function?

1038

Explain how do you list a file’s date and time?

1005

Why is c faster?

1031

What is extern c used for?

1016

How can I do graphics in c?

995

What is the difference between new and malloc functions?

1072

When c language was developed?

1020

Difference between Function to pointer and pointer to function

1032

What is function prototype in c language?

994

Differentiate call by value and call by reference?

925

What are the properties of union in c?

1017

How reliable are floating-point comparisons?

1053

Write a Program to accept different goods with the number, price and date of purchase and display them

6168

What is const volatile variable in c?

1002

swap 2 numbers without using third variable?

1089

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