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

C Interview Questions

Questions Answers Views Company eMail

can any one tell that i have a variable which is declared as static but i want this variable to be visible to the other files? how?

2 4688

what is diffrence between string and character array?

1 4251

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

1880

i want to asked a question about c program the question is: create a c program that displays all prime numbers less than 500? using looping statement

5 8488

what is the value of b if a=5; b=++a + ++a

Infosys, TCS, Tech Mahindra,

31 63745

Write a c program to find, no of occurance of a given word in a file. The word is case sensitive.

2 8334

create a C program that displays one z,two y's,three x's until twenty six A's. plzz answer i need it tomorrow.

4 6163

what will be the output for the following program? main() { char ch = 'k'; char c; printf("%c",c); }

3 6070

union { char ch[10]; short s; }test; test.s = 0xabcd; main() { printf("%d",ch[10]); }

3 5712

extern static int i func() { i =10; i++; printf("%d \n",i); } main() { i =20; printf("%d \n",i); func(); printf("%d \n",i); }

2 7068

Write a program to display the no of bit difference between any 2 given numbers eg: Num1 will 12->1100 Num2 will 7->0111 the difference in bits are 2.

4 6435

A.C func() { pritnf(" in fuction %d",MACRO); } MAIN.c testfunc() { #define MACRO 10 printf("in test function %d", MACRO); } main() { printf("in main %d",MACRO); func(); testfunc(); getch(); }

Wipro,

2 4846

typedef struct { int i:8; char c:9; float f:20; }st_temp; int getdata(st_temp *stptr) { stptr->i = 99; return stptr->i; } main() { st_temp local; int i; local.c = 'v'; local.i = 9; local.f = 23.65; printf(" %d %c %f",local.i,local.c,local.f); i = getdata(&local); printf("\n %d",i); getch(); } why there there is an error during compiling the above program?

1 7879

Can i use Two or More Main Funtion in any C program.?

4 8676

Why the below program throughs error during compilation? #include #include enum { ZERO, ONE, TWO, }; main() { printf("%d",&TWO); getch(); }

2 4451

Post New C Questions

Un-Answered Questions { C }

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?

2099

Discuss the function of conditional operator, size of operator and comma operator with examples.

1161

Explain what’s a signal? Explain what do I use signals for?

1165

will u please send me the placement papers to my mail???????????????????

1840

What are run-time errors?

1121

Write a program to replace n bits from the position p of the bit representation of an inputted character x with the one's complement. Method invertBit takes 3 parameters x as input character, p as position and n as the number of positions from p. Replace n bits from pth position in 8 bit character x. Then return the characters by inverting the bits.

4214

Explain the difference between malloc() and calloc() function?

1057

What is || operator and how does it function in a program?

1093

What does volatile do?

981

Given an array of 1s and 0s arrange the 1s together and 0s together in a single scan of the array. Optimize the boundary conditions?

1505

Difference between macros and inline functions? Can a function be forced as inline?

1276

Explain how are 16- and 32-bit numbers stored?

1272

What are the different properties of variable number of arguments?

1165

How can I get random integers in a certain range?

1069

What are qualifiers?

1051

For More Un-Answered { C } Questions Click Here