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 4784

what is diffrence between string and character array?

1 4320

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

1924

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 8671

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

Infosys, TCS, Tech Mahindra,

31 64744

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

2 8426

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 6316

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

3 6178

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

3 5826

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 7175

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 6592

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 4921

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 7973

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

4 8821

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

2 4567

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Un-Answered Questions { C }

What is the difference between malloc calloc and realloc in c?

1190

What does. int *x[](); means ?

1136

What does %p mean c?

1120

Why is c used in embedded systems?

1174

How many header files are in c?

1066

Why do we use main function?

1236

Why is structure padding done in c?

1192

Explain what are compound statements?

1105

What is a memory leak? How to avoid it?

1425

Tell me what is null pointer in c?

1133

Explain about the constants which help in debugging?

1420

can any one provide me the notes of data structure for ignou cs-62 paper

2232

How can I recover the file name given an open stream?

1080

a character or group of characters that defines a register,or a part of storage a) memory b) byte c) address d) linear list

1050

Does c have function or method?

1062

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