C++ developer interview questions

1. Will the following program execute?void main()
{
void *vptr = (void *) malloc(sizeof(void));
vptr++;
}
2. How about this one?
   void main()
{
char *cptr = 0?2000;
long *lptr = 0?2000;
cptr++;
lptr++;
printf(” %x %x”, cptr, lptr);
}Will it execute or not?
3. When the processor wakes up after power on, it goes to a particular memory location. What is that memory location called?
4. What is the difference between Mutex and Binary semaphore?
5. Write a program to set 2nd bit in a 32 bit register with memory location 0×2000?

Posted in: C,C++