I urgently needed help for the following questions as
i have very little time in my hand for preparing the interview.
->Why doesn't C have nested functions?
->What is the most efficient way to count the number of bits which are set in a value?
->How can I call a function, given its name as a string?
->How can I return multiple values from a function?
->How can I invoke another program from within a C program?
->How can I access memory located at a certain address?
->How can I allocate arrays or structures bigger than 64K?
->How can I find out how much memory is available?
->How can I read a directory in a C program?
->How can I increase the allowable number of simultaneously open files?
->What's wrong with the call "fopen("c:\newdir\file.dat", "r")"?