What does the error 'Null Pointer Assignment' mean and what causes this error?
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in malloc and calloc which one is fast and why?
what are the stoge class in C and tel the scope and life time of it?
what is the use of #pragma pack, wer it is used?
Why is #define used?
What is a C array and illustrate the how is it different from a list.
What's the difference between constant char *p and char * constant p?
How many types of operators are there in c?
Why doesnt that code work?
Why can arithmetic operations not be performed on void pointers?
34.what are bitwise shift operators? 35.what are bit fields? What is the use of bit fields in a structure declaration? 36.what is the size of an integer variable? 37.what are the files which are automatically opened when a c file is executed? 38.what is the little endian and big endian? 39.what is the use of fflush() function? 40.what is the difference between exit() and _exit() functions? 41.where does malloc() function get the memory? 42.what is the difference between malloc() and calloc() function? 43.what is the difference between postfix and prefix unary increment operators?
Explain the use of keyword 'register' with respect to variables.
Explain how do you list a file’s date and time?