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

C Interview Questions

Questions Answers Views Company eMail

What is diffrance between declaration and defination of a variable or function

4 7088

how we can say java is platform independent, while we require JVM for that particular Operating System?

Honeywell, TCS,

3 8525

Write a c program to build a heap method using Pointer to function and pointer to structure ?

Wipro,

4688

program to print upper & lower triangle of a matrix

TCS,

2 18525

can please someone teach me how to create this program using while statement.. this is the output should look like 0 2 4 6 8 10 -thanks.. :) need it asap...

7 7409

What is Memory leakage ?

HCL,

2 5672

My teacher ask to make a program that can: Insert record in front Insert record at the end Insert in between Search node record Delete record in front Delete record at the end Delete record in between Using Data structure Linked List type. But I'm really confused about the codes and I can't go through. Please help Thanks in advance. Also here is my unfinished code if someone can make changes it will be more good.

1 4006

write a c/c++ program that takes a 5 digit number and calculates 2 power that number and prints it?

4 6794

can u write a program in C, which does not use = (eqaul)or any arithmatic assignment(like -=,+=,*= etc) operator to swap to number?

2 4858

how c source file in converted to exe file

KPIT,

5 17857

#include #include # define swap(a,b) temp=a; a=b; b=temp; void main( ) { int i, j, temp; i=5; j=10; temp=0; if( i > j) swap( i, j ); printf( "%d %d %d", i, j, temp); }

Burning Glass,

9 17088

how write a addtion of two single dimensional array using of pointer in c language?

DRDO,

3 5809

Write a program to print prime nums from 1-20 using c programing?

IBM,

13 43256

Sir,please help me out with the output of this programme:- #include #include void main() { int a=18,b=12,i; for(i=a 4 6450

#include #include void main() { char ch='\356'; printf("%d",ch); } o/p=-18 why?plz.explain

2 5356

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Un-Answered Questions { C }

How can I implement a delay, or time a users response, with sub-second resolution?

1078

int i[2], j; int *pi;i[0] = 1; i[1] = 5; pi = i; j = *pi + 1 + *(pi + 1)Value of j after execution of the above statements will be a) 7 b) 6 c) 4 d) pointer

1043

number of times a digit is present in a number

2039

What is function prototype in c language?

1034

What is bss in c?

1104

what is event driven software and what is procedural driven software?

2578

What is structure padding and packing in c?

1072

What is character constants?

1187

write a program to reverse a every alternetive words in a string in a place. EX: Input is "this is the line of text" Output should be "shit is eht line fo text" Please any one tell me code for that.

2103

What is a nested loop?

1129

Which operators cannot be overloaded a) Sizeof b) .* c) :: d) all of the above

1145

Write a program which returns the first non repetitive character in the string?

1127

GIVEN A FLOATING POINT NUMBER HOW IS IT ACTUALLY STORED IN MEMORY ? CAN ANYONE EXPLAIN?? THE 32 BIT REPRESENTATION OF A FLOATING POINT NUMBER ALLOTS: 1 BIT-SIGN 8 BITS-EXPONENT 23 BITS-MANTISSA

1880

What is wrong with this code?

1184

Differentiate between Macro and ordinary definition.

1383

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