Differentiate abs() function from fabs() function.

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How can a process change an environment variable in its caller?

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Explain what is gets() function?

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1.what are local and global variables? 2.what is the scope of static variables? 3.what is the difference between static and global variables? 4.what are volatile variables? 5.what is the use of 'auto' keyword? 6.how do we make a global variable accessible across files? Explain the extern keyword? 7.what is a function prototype? 8.what does keyword 'extern' mean in a function declaration?

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List some of the dynamic data structures in C?

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What are the different types of data structures in c?

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I want tcs placement papers of 2004-2009 , its urgent

6 Answers   TCS, Wipro,

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What is true about the following C Functions (a) Need not return any value (b) Should always return an integer (c) Should always return a float (d) Should always return more than one value

2 Answers   DynPro, TCS,

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25. It takes five minutes to pass a rumour from one person to two other persons. The tree of rumour continues. Find how many minutes does it take spread the rumour to 768 persons. ?

11 Answers   CTS, TCS,

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difference between spiral and waterfall model

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I didn't count the ducks that I saw in line, but I do remember that one duck was in front of two ducks, another duck behind two ducks. How many ducks did I see?

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What is the use of clrscr?

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