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 26054

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

Bosch,

3 8338

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

4 7606

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 14309

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

2 6108

write a program to generate 1st n fibonacci prime number

2 5627

write a program to generate 1st n fibonacci prime number

12 50735

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

Microsoft,

9 33428

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 34205

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,

4603

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

1 4064

YBJBU6

1 3692

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 30214

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

IBM, N Tech,

5 32153

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Un-Answered Questions { C }

How many levels deep can include files be nested?

1140

What is a volatile keyword in c?

1165

What does %2f mean in c?

1225

What are enumerated types?

1189

Why is c still so popular?

1042

What is the use of pointers in C?

1081

What is variable and explain rules to declare variable in c?

1090

Explain what math functions are available for integers? For floating point?

1109

Write a program for Overriding.

1159

How do you define structure?

1043

How is null defined in c?

1156

What is the difference between the expression “++a” and “a++”?

1234

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

1879

What is wrong in this statement? scanf(“%d”,whatnumber);

1245

The % symbol has a special use in a printf statement. How would you place this character as part of the output on the screen?

1281

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