A union is utilized to use same memory space for all different members of union. Union offers a memory section to be treated for one variable type , for all members of the union. Union allocates the memory space which is equivalent to the member of the union , of large memory occupancy.
Can you please compare array with pointer?
What is the difference between exit() and _exit() function?
What are the advantages of using macro in C Language?
What is the C Language function prototype?
Do you know the difference between malloc() and calloc() function?
Can you combine the following two statements into one? char *p; p = (char*) malloc(100); A. char p = *malloc(100); B. char *p = (char) malloc(100); C. char *p = (char*)malloc(100); D. char *p = (char *)(malloc*)(100);
In which header file is the NULL macro defined? A. stdio.h B. stddef.h C. stdio.h and stddef.h D. math.h
What is (void*)0? A. Representation of NULL pointer B. Representation of void pointer C. Error D. None of above
The operator used to get value at address stored in a pointer variable is A. * B. & C. && D. ||
Do you know the use of fflush() function?
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