What is difference between union and structure in c?

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why do some people write if(0 == x) instead of if(x == 0)?

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What is use of null pointer in c?

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implement NAND gate logic in C code without using any bitwise operatior.

4 Answers   Alcatel,

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How can you increase the allowable number of simultaneously open files?

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This is a variation of the call_me function in the previous question:call_me (myvar)int *myvar;{ *myvar += 5; }The correct way to call this function from main() will be a) call_me(myvar) b) call_me(*myvar) c) call_me(&myvar) d) expanded memory

0 Answers  

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Tell me about low level programming languages.

0 Answers   Amdocs,

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In the DOS enveronment, normal RAM that resides beyond the 1mb mark. a) expanded memory b) swapped memory c) Extended memory d) none

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What is the right type to use for boolean values in c? Is there a standard type? Should I use #defines or enums for the true and false values?

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Explain union.

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1. What will be the output of the following programs. a) #include <stdio.h> Main() { Int x=4; While(x==1) { X=x-1; Printf(“%d”,x); --x; } }

7 Answers   CSC,

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Write a program in c to print * * * * * *******

1 Answers  

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