How can you avoid including a header more than once?
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What does the function toupper() do?
What are pointers? What are stacks and queues?
Q.1 write aprogram to stack using linklist o insert 40 items? Q.2 write a program to implement circular queue with help of linklist?
How are portions of a program disabled in demo versions?
Can a void pointer point to a function?
Can you return null in c?
pgm to find any error in linklist(in single linklist check whether any node points any of previous nodes instead of next node)
#include<stdio.h> int main( ) { Int a=300, b, c; if(a>=400) b=300; c=200; printf(“%d%d ”, b, c); return0; }
HOW TO ANSWER IF ASKED " WHAT KIND OF A PERSON ARE YOU?" I NEED AN ANSWER THAT IMPRESS THE INTERVIEWER
To what value are pointers initialized? 1) NULL 2) Newly allocated memory 3) No action is taken by the compiler to initialize pointers.
What are .h files and what should I put in them?
union { char ch[10]; short s; }test; test.s = 0xabcd; main() { printf("%d",ch[10]); }