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

C Interview Questions

Questions Answers Views Company eMail

How to draw the flowchart for structure programs?

9344

code for copying two strings with out strcpy() function.

6 12405

what is data structure

Maveric, TCS,

5 7472

program for comparing 2 strings without strcmp()

4 8823

Dear Sir, we are required the bubble sorting programs Regs Prem

1 3621

write a program in c language for the multiplication of two matrices using pointers?

Ignou,

8 27544

how to find string length wihtout using c function?

6 9834

how to copy a string without using c function

5 9637

how to generate sparse matrix in c

3 41015

write a program that explain #define and # undef directive

1 4259

du u know test pattern for robosoft? Plz share

RoboSoft, TATA, Wipro,

1 9567

What is mean by Data Driven framework in QTP? Can any one answer me in details on this regard.

IBM,

2260

Is reference used in C?

1 4015

1.What is a Data Structure? Explain its need? 2.What is a Directed Graph? Write an algorithm to find whether a Directed Graph is connected or not? 3.Explain the process of converting a Tree to a Binary Tree.

Ignou, TCS,

4 13673

How we add our function in liabrary as liabrary function. Exp. we want use our int factorical(int); function as int pow(int,int); function working in math header file.

1 3863

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Un-Answered Questions { C }

What is equivalent to ++i+++j?

1094

main use of recursive function a) processing speed high b) reduce program length/reduce repeated statements c) if you do not, use iterative methods like, for, while or do-while d) all the above

1097

What is function definition in c?

1077

Why does this code crash?

1098

formula to convert 2500mmh2o into m3/hr

1000

write a c program for swapping two strings using pointer

2633

What is getch() function?

1067

What are the uses of null pointers?

1126

Is it possible to have a function as a parameter in another function?

1081

What is the difference between specifying a constant variable like with constant keyword and #define it? i.e what is the difference between CONSTANT FLOAT A=1.25 and #define A 1.25

1985

What is external variable in c?

1065

Is swift based on c?

1108

What is data structure in c programming?

1079

What would happen to X in this expression: X += 15; (assuming the value of X is 5)

1952

Explain the use of 'auto' keyword in c programming?

1121

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