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

C Interview Questions

Questions Answers Views Company eMail

What is floating point exception error? And what are different types of errors occur during compile time and run time? why they occur?

1 1930

Write a program to remove the C comments(/* */) and C++ comments(//) from a file. The file should be declared in command line.

Persistent, Subex,

4 44945

write a addition of two no. program with out using printf,scanf,puts .

4 8631

what is differnence b/w macro & functions

1 2203

Can u return two values using return keyword? If yes, how? If no, why?

7 4945

program to find the ASCII value of a number

8 15864

please send me papers for Dy. manager IT , PNB. it would be a great help for me.

1014

#define d 10+10 main() { printf("%d",d*d); }

6 8319

What is meaning of tree

773

to find the program of matrix multiplication using arrays

Bhel,

6 16153

WHICH TYPE OF JOBS WE GET BY WRITING GROUPS .WHEN THE EXAMS CONDUCTED IS THIS EXAMS ARE CONDUCTED EVERY YEAR OR NOT.PLS TELL ME THE ANSWER

763

write a programe returns the number of times the character appears in the string

2 2387

Write a program that takes three variables(a,b,c) in as separate parameters and rotates the values stored so that value a goes to b,b,to c and c to a

7 12675

1. Duplicate the even numbers. -1 Sample I/O Array1:- 4,2,24,3,22 Updated Array:- 4,4,2,2,24,24,3,22,22 2. Reverse the array in a region - 1 Sample I/O Array1:- 4,2,24,3,22,41,21 Enter Region:- 2,5 Update Array:-4,41,22,3,24,2,21 3. Store first the even digits in an array and then odd digits in same array -2 Sample I/O Array1:- 4,2,24,3,22,41,21 Array 2:- 4,2,2,4,2,2,4,2,3,1,1 4. Store the count of the digits in all numbers in an array and print the count. -2 Sample I/O Array1:- 4,2,9,3,7,41,28 Array 2:- 0,1,1,1,2,0,0,1,1,1 1-1;2-1;3-1;4-2;7-1;8-1;9-1 5. Store all palindrome numbers in to another array -2 Sample I/O Array1:- 4,22,9,313,7,141,28 Array 2:- 4,22,9,313,141 6. Arrange the array in such a way that odd numbers come first and then even numbers -1 Sample I/O Array1:- 4,22,9,313,7,141,28 Update Array1:- 9,313,7,141,4,22,28 7. Store into another array by inserting it in the right place - 2 Sample I/O Array1:- 4,22,9,313,7,141,28 Array2:- 4 /4,22 /4,9,22 /4,9,22 ,313 /4,7,9,22 ,313 /4,7,9,22 ,141,313 / 4,7,9,22,28 ,141,313 8. Merge two sorted arrays in a sorted fashion - 3 Sample I/O Array 1:- 3,6,7,9,11,16 Array 2:- 1,2,5,7,20 Array 3:- 1,2,3,5,6,7,9,11,16,20 9. Upadte the array so that an array element is followed by its revere - 1 Sample I/O Array 1:- 13,63,74,9,11,16 Updated Array 1:- 13,31,63,36,74,47,9,9,11,11,16,16 10.Spread the digits of the array in the same array. -1 Sample I/O Array 1:- 13,63,74,9,11,16 Updated Array 1:-1,3,6,3,74,9,1,1,1,6 11.Shift the boundary of array to have only 2 digit numbers. Sample I/O Array 1:- 139,643,74,9,101,126 Updated Array 1:- 13,96,43,74,91,11,26 12.Print the largest occuring digit in an array of N numbers. Sample I/O Array 1:- 13,63,74,9,11,16 1 occurs most.

Intel,

2 2099

Read N characters in to an array . Use functions to do all problems and pass the address of array to function. 1. Print only the alphabets . If in upper case print in lower case vice versa.

1 2144

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Un-Answered Questions { C }

Write a client and server program in C language using UDP, where client program interact with the Server as given below: i) The client begins by sending a request to send a string of 8 characters or series of 7 numbers, the server sends back a characters or numbers as per the request of the client. ii) In case of series of 7 numbers: The client sends a multiplication of numbers, to the server. iii) In case of a string of 8 characters: The client sends a reverse order of string to the server.. iv) Server will send an acknowledgment to the client after receiving the correct answer

2915

difference between Low, Middle, High Level languages in c ?

845

HOW TO SOLVE A NUMERICAL OF LRU IN OS ??????

1496

WHICH TYPE OF JOBS WE GET BY WRITING GROUPS .WHEN THE EXAMS CONDUCTED IS THIS EXAMS ARE CONDUCTED EVERY YEAR OR NOT.PLS TELL ME THE ANSWER

763

write a program to find out prime number using sieve case?

850

hi any body pls give me company name interview conduct "c" language only

823

void main(int n) { if(n==0) return; main(--n); printf("%d ",n); getch(); } how it work and what will be its output...............it any one know ans plz reply

773

Hai sir, I had planned to write the NIC scientific engineer exam , plz post the sample question......

811

please send me the code for multiplying sparse matrix using c

1002

#include #include struct stu { int i; char j; }; union uni { int i; char j; }; void main() { int j,k; clrscr(); struct stu s; j=sizeof(s); printf("%d",j); union uni u; k=sizeof(u); printf("%d",k); getch(); } what is value of j and k.

2459

what type of questions arrive in interview over c programming?

847

a c code by using memory allocation for add ,multiply of sprase matrixes

1425

How to write a program for machine which is connected with server for that server automatically wants to catch the time for user of that machine?

868

All technical questions

740

can we change the default calling convention in c if yes than how.........?

1257

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