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

C Interview Questions

Questions Answers Views Company eMail

What is the output of the following program main();{printf ("chennai""superkings"}; a. Chennai b. superkings c. error d. Chennai superkings

6 7162

#include void main() { String s1[]={"swathi"}; string s2[]={"maddimsetti"}; s1[]=s[]; printf("%s",s1[]); }

IBM,

3 5602

how to write a cprogram yo get output in the form * *** ***** ******* ********* ******* ***** *** *

3 4657

main() { int i; for(i=0;i<5;i++) printf("%d",1l< 1 3689

how to find greatet of 10 numbers without using array?

4 5041

what is the use of ~ in c lang?????

3 4739

int main() { unsigned char a = 0; do { printf("%d=%c\n",a,a); a++; }while(a!=0); return 0; } can anyone please explain me output????

1 3165

1) int main() { unsigned char a = 0; do { printf("%d=%c\n",a,a); a++; }while(a!=0); return 0; } can anyone please explain the explain the output

2 4245

#include main() { int a[3]; int *I; a[0]=100;a[1]=200;a[2]=300; I=a; Printf(“%d\n”, ++*I); Printf(“%d\n”, *++I); Printf(“%d\n”, (*I)--); Printf(“%d\n”, *I); } what is the o/p a. 101,200,200,199 b. 200,201,201,100 c. 101,200,199,199 d. 200,300

Tieto,

4 12969

A MobileNumber is a VIP number if it satisfy the following conditions. The operator should be Vodafone. Atleast one 0 (Zero) should be exist in mobile number. The number should not end with 8. The single digit sum of all the digits in the number should be equal to 9. For example if the number is 9876543210, the sum is 9+8+7+...+1+0 = 45. Sum of 4+5 = 9. Write a method: private boolean isVIPMobileNumber(String mobileNum, String operator) mobileNum phone number operator mobile operator as bsnl, Vodafone

1 4505

main() { int *ptr=(int*)malloc(sizeof(int)); *ptr=4; printf("%d",(*ptr)+++*ptr++); }

2 8026

int array[]={1,2,3,4,5,6,7,8}; #define SIZE (sizeof(array)/sizeof(int)) main() { if(-1<=SIZE) printf("1"); else printf("2"); }

Vector,

2 28033

How to add two numbers without using semicolon n c????

3 6300

#‎include‬ void main() { int i; for(i=5;0;i++) { printf("%d",i); } }

Facebook,

2 4372

design and implement a data structure and performs the following operation with the help of file (included 1000 student marks in 5 sub. and %also) 1.how many students are fail in all 5 subjects (if >35) 2. delete all student data those are fail in all 5 subjects. 3. update the grace marks (5 no. if exam paper is 100 marks) 4. arrange the student data in ascending order basis of marks. 5.insert double of deleted students with marks in the list.

TCS,

1927

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Un-Answered Questions { C }

What is a shell structure examples?

1032

what is the function of pragma directive in c?

1064

Which is the best website to learn c programming?

1036

What is static and volatile in c?

1178

What type of function is main ()?

1000

Explain output of printf("Hello World"-'A'+'B'); ?

1434

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

2474

What does #pragma once mean?

1113

How does free() know explain how much memory to release?

1015

Explain how can I open a file so that other programs can update it at the same time?

1058

What does the message "automatic aggregate intialization is an ansi feature" mean?

1146

about c language

1964

what is the basis for selection of arrays or pointers as data structure in a program

4252

How can I find out how much free space is available on disk?

1016

Want to know how to write a C program that connects to a MySQL server and checks if the InnoDB plug-in is installed on it. If so, your program should print the total number of disk writes by MySQL.

1990

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