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 7252

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

Honeywell, TCS,

3 8671

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

Wipro,

4753

program to print upper & lower triangle of a matrix

TCS,

2 18611

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 7622

What is Memory leakage ?

HCL,

2 5770

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 4105

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

4 6952

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

2 4964

how c source file in converted to exe file

KPIT,

5 18075

#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 17374

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

DRDO,

3 5921

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

IBM,

13 43688

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 6656

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

2 5463

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Un-Answered Questions { C }

What's a good way to check for "close enough" floating-point equality?

1261

Here is a neat trick for checking whether two strings are equal

1075

What is a null string in c?

1104

Give basis knowledge of web designing ...

2061

What is the difference between text and binary i/o?

1120

Does free set pointer to null?

1067

Why is c called a structured programming language?

1336

How is a structure member accessed?

1195

What are extern variables in c?

1043

How are 16- and 32-bit numbers stored?

1328

Is there a way to compare two structure variables?

1173

Create a structure to specify data on students as given below: Roll number, Name, Department, Course, and Year of joining. Assume that there are not more than 450 students in the collage. (a) Write a function to print the names of all students who joined in the last 3 years. (b) Write a function to print the data of a student whose roll numbers are divisible by 4.

1158

Is c weakly typed?

1077

How do you search data in a data file using random access method?

1362

Is it better to use a pointer to navigate an array of values, or is it better to use a subscripted array name?

1137

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