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

C Code Interview Questions

Questions Answers Views Company eMail

why nlogn is the lower limit of any sort algorithm?

2868

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

Infosys, Made Easy, State Bank Of India SBI,

3 37225

main() { char s[ ]="man"; int i; for(i=0;s[ i ];i++) printf("\n%c%c%c%c",s[ i ],*(s+i),*(i+s),i[s]); }

DCE,

1 17391

main() { float me = 1.1; double you = 1.1; if(me==you) printf("I love U"); else printf("I hate U"); }

1 9710

main() { static int var = 5; printf("%d ",var--); if(var) main(); }

1 28463

main() { int c[ ]={2.8,3.4,4,6.7,5}; int j,*p=c,*q=c; for(j=0;j<5;j++) { printf(" %d ",*c); ++q; } for(j=0;j<5;j++){ printf(" %d ",*p); ++p; } }

1 33149

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

Value Labs,

1 14928

main() { int i=-1,j=-1,k=0,l=2,m; m=i++&&j++&&k++||l++; printf("%d %d %d %d %d",i,j,k,l,m); }

1 25615

main() { char *p; printf("%d %d ",sizeof(*p),sizeof(p)); }

6 23660

main() { int i=3; switch(i) { default:printf("zero"); case 1: printf("one"); break; case 2:printf("two"); break; case 3: printf("three"); break; } }

1 15349

main() { printf("%x",-1<<4); }

HCL, Sokrati, Zoho,

3 45691

main() { char string[]="Hello World"; display(string); } void display(char *string) { printf("%s",string); }

Wipro,

2 11634

main() { int c=- -2; printf("c=%d",c); }

TCS,

1 20452

#define int char main() { int i=65; printf("sizeof(i)=%d",sizeof(i)); }

1 33024

main() { int i=10; i=!i>14; Printf ("i=%d",i); }

1 28797

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Un-Answered Questions { C Code }

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

3376

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

3365

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.

2559

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 ?

2780

What is full form of PEPSI

2431

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

3465

How to palindrom string in c language?

11139

How do you verify if the two sentences/phrases input is an anagram using predefined functions in string.h and by using arrays?

2559

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

3023

could you please send the program code for multiplying sparse matrix in c????

3594

I need your help, i need a Turbo C code for this problem.. hope u'll help me guys.? Your program will have a 3x3 array. The user will input the sum of each row and each column. Then the user will input 3 values and store them anywhere, or any location or index, temporarily in the array. Your program will supply the remaining six (6) values and determine the exact location of each value in the array. Example: Input: Sum of row 1: 6 Sum of row 2: 15 Sum of row 3: 24 Sum of column 1: 12 Sum of column 2: 15 Sum of column 3: 18 Value 1: 3 Value 2: 5 Value 3: 6 Output: Sum of Row 1 2 3 6 4 5 6 15 7 8 9 24 Sum of Column 12 15 18 Note: Your program will not necessary sort the walues in the array Thanks..

3328

Set up procedure for generating a wire frame display of a polyhedron with the hidden edges of the object drawn with dashed lines

3552

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

4413

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

3656

Sir... please give some important coding questions asked by product companies..

2290

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