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 insert an element at the specified position in the given array in c language

Appin, IBM,

5 26060

What is difference between the following 2 lines…. int temp = (int)(0x00); int temp = (0x00int);

Bosch,

3 8344

how to generate the length of a string without using len funtion?

4 7608

write a program to check whether a given integer is a strong number or not? [Hint: 145=1!+4!+5! =1+24+120 =145]

7 14314

Write a program to generate prime factors of a given integer?

2 6111

write a program to generate 1st n fibonacci prime number

2 5630

write a program to generate 1st n fibonacci prime number

12 50750

Write a program to generate prime factors of a given integer?

Microsoft,

9 33435

write a program to check whether a given integer is a strong number or not? [Hint: 145=1!+4!+5! =1+24+120 =145]

Calsoft,

7 34215

1) write a program to generate 1st n fibonacci prime numbers using Nested if 2) write a program to generate twin prime numbers from m to n using nested if 3) write a program to check whether a given integer is a strong number or not using nested if 4) Write a program to generate prime factors of a given integer using nested if 5)write a program to generate prime numbers from m to n using nested if 6)write a program to generate perfect numbers from m to n using nested if 7)write a program to generate the pallindromes from m to n using neste if 8)write a program to generate armstrong numbers from m to n using nested if 9)write a program to generate strong numbers from m to n using nested if

TCS,

4605

if ENTERED FIVE DIGITS DESIGN A PROGRAM THAT WILL FIND CORRESPONDING VALUE FROM ASCII TABLE

1 4065

YBJBU6

1 3694

Program to display given 3 integers in ascending order

N Tech,

1 5540

Program to find the absolute value of given integer using Conditional Operators

N Tech,

6 30228

Program to find the value of e raised to power x using while loop

IBM, N Tech,

5 32159

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Un-Answered Questions { C }

What is main () in c?

1074

What is the size of empty structure in c?

1086

What is dynamic memory allocation?

1337

What is the difference between array and pointer in c?

1162

Can main () be called recursively?

1123

What is header file in c?

1072

How can I manipulate strings of multibyte characters?

1115

Why header files are used?

1118

program to find error in linklist.(i.e find whether any node point wrongly to previous nodes instead of next node)

2096

any function have arguments one or more OR not . it is compulsary a) any function compulsary have one or more arguments b) any function did not have arguments. It is not compulsary c) it is optional it is not compulsary d) none of the above

1126

What is a structure in c language. how to initialise a structure in c?

1067

Can you pass an entire structure to functions?

1126

Is there any demerits of using pointer?

1075

Differentiate fundamental data types and derived data types in C.

1036

Do variables need to be initialized?

1058

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