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

C Code Interview Questions

Questions Answers Views Company eMail

main() { char *p; p="Hello"; printf("%c\n",*&*p); }

1 6072

main() { int i=1; while (i<=5) { printf("%d",i); if (i>2) goto here; i++; } } fun() { here: printf("PP"); }

1 5651

main() { static char names[5][20]={"pascal","ada","cobol","fortran","perl"}; int i; char *t; t=names[3]; names[3]=names[4]; names[4]=t; for (i=0;i<=4;i++) printf("%s",names[i]); }

2 16366

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

3 6950

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

3 6984

#include main() { int i=1,j=2; switch(i) { case 1: printf("GOOD"); break; case j: printf("BAD"); break; } }

1 5715

main() { int i; printf("%d",scanf("%d",&i)); // value 10 is given as input here }

IBM,

2 12737

#define f(g,g2) g##g2 main() { int var12=100; printf("%d",f(var,12)); }

3 20097

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

Zoho,

1 21354

#include main() { char s[]={'a','b','c','\n','c','\0'}; char *p,*str,*str1; p=&s[3]; str=p; str1=s; printf("%d",++*p + ++*str1-32); }

CNSI,

2 12445

#include main() { struct xx { int x=3; char name[]="hello"; }; struct xx *s=malloc(sizeof(struct xx)); printf("%d",s->x); printf("%s",s->name); }

TCS,

1 9213

#include main() { struct xx { int x; struct yy { char s; struct xx *p; }; struct yy *q; }; }

2 11963

main() { extern int i; i=20; printf("%d",sizeof(i)); }

2 22970

main() { printf("%d", out); } int out=100;

3 12762

main() { extern out; printf("%d", out); } int out=100;

1 9846

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Un-Answered Questions { C Code }

Write a Program in 'C' To Insert a Unique Number Only. (Hint: Just Like a Primary Key Numbers In Database.) Please Some One Suggest Me a Better Solution for This question ??

2481

How can I Create a C program in splitting set of characters to specific subsets. Example: INPUT SET OF CHARACTERS: Therefore, my dear brothers and sisters, stand firm. Let nothing move you. Always give yourselves fully to the work of the Lord, because you know that your labor in the Lord is not in vain. SPLIT INTO HOW MANY CHARACTERS PER SUBSETS: 10 OUTPUT: Therefore, my dear b rothers an d sisters, stand fir m. Let not hing move you. Alway s give you rselves fu lly to the work of t he Lord, b ecause you know that your labo r in the L ord is not in vain.

2554

To Write a C program to remove the repeated characters in the entered expression or in entered characters(i.e) removing duplicates. String contains only lowercase characters ['a'-'z']

998

Write a routine to implement the polymarker function

4917

create a C-code that will display the total fare of a passenger of a taxi if the driver press enter,the timer will stop. Every 10 counts is 2 pesos. Initial value is 25.00

6995

how to create a 3x3 two dimensional array that will give you the sums on the left and bottom columns

3656

Hi, i have a project that the teacher want a pyramid of numbers in C# or java...when we click a button...the pyramid should be generated in a listbox/or JtextArea...and the pyramid should have the folowing form: 1 232 34543 4567654 567898765 67890109876 7890123210987 890123454321098 90123456765432109 0123456789876543210 Plz help with codes...didn't find anything on the net.

3243

Cluster head selection in Wireless Sensor Network using C programming language.

3757

Can you send Code for Run Length Encoding Of BMP Image in C Language in linux(i.e Compression and Decompression) ?

4411

write a simple calculator c program to perform addition, subtraction, mul and div.

3733

How to palindrom string in c language?

11134

how to programme using switch statements and fuctions, a programme that will output two even numbers, two odd numbers and two prime numbers of the users chioce.

2693

write a c program to input initial & final time in the format hh:mm and find the time intervel between them? Ex inputs are initial 06:30 final 00:05 and 23:22 final 22.30

2708

why do you use macros? Explain a situation where you had to incorporate macros in your proc report? use a simple instream data example with code ?

2779

why nlogn is the lower limit of any sort algorithm?

2865

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