C++ Interview Questions - Aditi
1. What is the output of the program given below?
#include
main()
{
char i=0;
for(;i>=0;i++) ;
cout<}
a) 0 b) 1 c) Error d) ASCII value e) No output
2. What is the output of the following program?
#include
main()
{
int i=0;
fork();
cout<fork();
cout<fork();
wait();
}
a) 0 b) 1 c) Garbage value d) Error e) No output
3. How much memory will be allocated in the following statement?
int (*x)[10];
a) 10 b) 20 c) Garbage value d) 2 e) No output
4. How much memory will be allocated in the following statement?
int (*x)();
a) NULL b) 0 c) Garbage value d) 2 e) No output
5. How many times is c=c*a calculated?
#include
main()
{
int a=2;
int b=9;
int c=1;
while(b)
{
if(odd(b))
c=c*a;
a=a*a;
b=b/2;
}
cout<}
a) 1 b) 9 c) 2 d) Error e) No output
6. Write a program to initialize a string using copy constructor?
7. What is the result of the expression: (x-a)(x-b)(x-c).....(x-z) ?
