When should we use pointers in a c program?
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What extern c means?
2)#include<iostream.h> main() { printf("Hello World"); } the program prints Hello World without changing main() the o/p should be intialisation Hello World Desruct the changes should be a)iostream operator<<(iostream os, char*s) os<<'intialisation'<<(Hello World)<<Destruct b) c) d)none of the above
Read N characters in to an array . Use functions to do all problems and pass the address of array to function. 1. Print only the alphabets . If in upper case print in lower case vice versa.
. Consider the following program main() { int a[5]={1,3,6,7,0}; int *b; b=&a[2]; } The value of b[-1] is (A) 1 (B) 3 (C) -6 (D) none
How can I check whether a file exists? I want to warn the user if a requested input file is missing.
How can I read in an object file and jump to locations in it?
how many types of operators are include in c language a) 4 b) 6 c) 8 d) 12
What is the heap in c?
Find the middle node in the linked list?? (Note:Do not use for loop, count and count/2)
What is c token?
Where register variables are stored in c?
What is the difference between local variable and global variable in c?
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