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

C Interview Questions

Questions Answers Views Company eMail

Write a program to display all the prime nos from 1 to 1000000, your code should not take time more than a minute to display all the nos.

2079

Can you think of a logic behind the game minesweeper.

2470

Why is it important to memset a variable, immediately after allocating memory to it ?

2078

What is output of the following program ? main() { i = 1; printf("%d %d %d\n",i,i++,i++); }

CTS, Wipro,

9 9850

using for loop sum 2 number of any 4 digit number in c language

2351

write an algorithm to display a square matrix.

2713

How will you allocate memory to a double pointer ?

2 4750

how do you programme Carrier Sense Multiple Access

1969

how can make variable not in registers

TCS,

1 3142

what is d pitfalls of registers variables

TCS,

3 5407

what is the hardware model of CFG( context free grammar)

Microsoft,

2724

Define a structure to store the record of library. The record must consist of at least following fields: Title, Author, Edition, Price, Publisher, and Category. -Define functions authorSearch ( ), TitleSearch ( ) and CategorySearch ( ) to search a book with respect to author, title and category. [There can be more than one book, written by one author, in one category]

2 5152

what is bitwise operator?

IBM,

1 3573

what is c?

IBM, TCS,

4 6040

write a program to print data of 5 five students with structures?

2048

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Un-Answered Questions { C }

What is the full form of getch?

1284

What is the role of && operator in a program code?

1079

What is a program flowchart and explain how does it help in writing a program?

1312

Explain high-order bytes.

1121

There seem to be a few missing operators ..

1052

How can a program be made to print the name of a source file where an error occurs?

1228

How do you view the path?

1131

An arrangement of information in memory in such a way that it can be easily accessed and processed by a programming language a) string b) data structure c) pointers d) array

1140

What is the difference between Printf(..) and sprint(...) ?

1544

List some applications of c programming language?

958

Is it better to use malloc() or calloc()?

1121

Explain how do you sort filenames in a directory?

1043

Can you write the function prototype, definition and mention the other requirements.

1139

What is function prototype in c language?

1036

Define VARIABLE?

1172

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