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 7413

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

IBM,

3 5754

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

3 4815

main() { int i; for(i=0;i<5;i++) printf("%d",1l< 1 3835

how to find greatet of 10 numbers without using array?

4 5265

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

3 4896

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 3262

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 4370

#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 13158

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 4614

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

2 8150

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 28181

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

3 6450

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

Facebook,

2 4537

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,

1980

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Un-Answered Questions { C }

How will you declare an array of three function pointers where each function receives two ints and returns a float?

1369

Why isn't any of this standardized in c? Any real program has to do some of these things.

1214

What are Macros? What are its advantages and disadvantages?

1166

Mention four important string handling functions in c languages .

1115

What is the correct code to have following output in c using nested for loop?

1087

Why is c platform dependent?

1092

What is a example of a variable?

1025

What is the difference between int main and void main?

1051

What are different types of operators?

1045

Why are all header files not declared in every c program?

1104

What are lookup tables in c?

1005

What is c preprocessor mean?

1319

Why static is used in c?

1096

A text file that contains declarations used by a group of functions,programs,or users a) executable file b) header file c) obj file d) .cfile

1099

Explain the Difference between the New and Malloc keyword.

1141

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