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() { show(); } void show() { printf("I'm the greatest"); }

2 13660

main( ) { int a[2][3][2] = {{{2,4},{7,8},{3,4}},{{2,2},{2,3},{3,4}}}; printf(“%u %u %u %d \n”,a,*a,**a,***a); printf(“%u %u %u %d \n”,a+1,*a+1,**a+1,***a+1); }

2 23912

main( ) { int a[ ] = {10,20,30,40,50},j,*p; for(j=0; j<5; j++) { printf(“%d” ,*a); a++; } p = a; for(j=0; j<5; j++) { printf(“%d ” ,*p); p++; } }

1 15361

main( ) { static int a[ ] = {0,1,2,3,4}; int *p[ ] = {a,a+1,a+2,a+3,a+4}; int **ptr = p; ptr++; printf(“\n %d %d %d”, ptr-p, *ptr-a, **ptr); *ptr++; printf(“\n %d %d %d”, ptr-p, *ptr-a, **ptr); *++ptr; printf(“\n %d %d %d”, ptr-p, *ptr-a, **ptr); ++*ptr; printf(“\n %d %d %d”, ptr-p, *ptr-a, **ptr); }

Persistent,

2 28963

main( ) { char *q; int j; for (j=0; j<3; j++) scanf(“%s” ,(q+j)); for (j=0; j<3; j++) printf(“%c” ,*(q+j)); for (j=0; j<3; j++) printf(“%s” ,(q+j)); }

1 7367

main( ) { void *vp; char ch = ‘g’, *cp = “goofy”; int j = 20; vp = &ch; printf(“%c”, *(char *)vp); vp = &j; printf(“%d”,*(int *)vp); vp = cp; printf(“%s”,(char *)vp + 3); }

1 13661

main ( ) { static char *s[ ] = {“black”, “white”, “yellow”, “violet”}; char **ptr[ ] = {s+3, s+2, s+1, s}, ***p; p = ptr; **++p; printf(“%s”,*--*++p + 3); }

1 8149

main() { int i, n; char *x = “girl”; n = strlen(x); *x = x[n]; for(i=0; i 2 9748

int i,j; for(i=0;i<=10;i++) { j+=5; assert(i<5); }

Cisco, HCL,

3 16610

main() { int i=-1; +i; printf("i = %d, +i = %d \n",i,+i); }

1 16234

What are the files which are automatically opened when a C file is executed?

1 18095

what will be the position of the file marker? a: fseek(ptr,0,SEEK_SET); b: fseek(ptr,0,SEEK_CUR);

2 12275

main() { char name[10],s[12]; scanf(" \"%[^\"]\"",s); } How scanf will execute?

2 9161

What is the problem with the following code segment? while ((fgets(receiving array,50,file_ptr)) != EOF) ;

1 7569

main() { main(); }

1 4416

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Un-Answered Questions { C Code }

can you use proc sql to manpulate a data set or would u prefer to use proc report ? if so why ? make up an example and explain in detail

3104

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

7047

Design an implement of the inputs functions for event mode

3580

Given a spherical surface, write bump-mapping procedure to generate the bumpy surface of an orange

3429

Write a routine to implement the polymarker function

4965

Write a program to model an exploding firecracker in the xy plane using a particle system

4203

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

3775

What is full form of PEPSI

2484

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']

1041

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.

2731

how to test pierrot divisor

2817

What is data _null_? ,Explain with code when u need to use it in data step programming ?

3403

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

2758

write a function to give demostrate the functionality of 3d in 1d. function prototye: change(int value,int indexX,int indexY,int indexZ, int [] 1dArray); value=what is the date; indexX=x-asix indexY=y-axis indexZ=z-axis and 1dArray=in which and where the value is stored??

4747

How can you relate the function with the structure? Explain with an appropriate example.

3515

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