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C Interview Questions
Questions Answers Views Company eMail

how to swap two integers 1 and 32767 without using third variable

Microsoft, TCS,

11 14288

difference between ordinary variable and pointer in C?

 2 9368

application attempts to perform an operation?

 1577

how logic is used

 1577

Write a C/C++ program that connects to a MySQL server and displays the global TIMEZONE.

 2216

what is use of malloc and calloc?

 1473

why programming language C is still used in operating system's kernel??

Wipro,

1 3451

c program to arrange digits in a no in ascending and descending order

 1 19314

1.)how to find d most repeated word in a string? string ="how do you do"?? output should be do

AAS, Nagarro, Vuram,

1 20123

what value is returned to operating system after program execution?

 1690

what will be maximum number of comparisons when number of elements are given?

 1511

What is the output of the program #include #include void main() {0 int i,j=20; clrscr(); for(i=1;i<3;i++) { printf("%d,",i); continue; printf("%d",j); break; } getch(); }

CTS, Oracle,

4 8357

what is the c.

IBM, TCS,

3 4765

int n=1; while(1) { switch(n) { case 1:printf("a"); n++; continue; case 2:printf("b"); n++; continue; default : printf("c"); break; } break; }

 1 4763

main() { int i; printf("%d",i^i); }

 1 2615

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Un-Answered Questions { C }

How many keywords are there in c?

698

Is flag a keyword in c?

769

What is the difference between single charater constant and string constant?

718

Can you explain what keyboard debouncing is, and where and why we us it? please give some examples

1757

What is the concatenation operator?

684




What are the rules for the identifier?

757

Why & is used in c?

798

What are volatile variables in c?

599

Explain built-in function?

680

What is c method?

613

What is the difference between local variable and global variable in c?

778

What is the purpose of type declarations?

763

What is a protocol in c?

625

What are the c keywords?

836

How can I recover the file name given an open stream or file descriptor?

689

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