C++ Quiz

Here's a quiz on C++ covering basic to intermediate topics:

C++ Quiz

1. What is the correct syntax to include the standard input/output library in C++?

o A) #include <stdlib>

o B) #include <iostream>

o C) #include <stdio.h>

o D) #include <string.h>

2. What is the output of the following code?

cpp

Copy code

#include <iostream>

using namespace std;



int main() {

int x = 5;

int y = 10;

cout << x + y;

return 0;

}

o A) 10

o B) 5

o C) 15

o D) 0

3. Which of the following is used to create a single-line comment in C++?

o A) /* Comment */

o B) // Comment

o C) \* Comment *\

o D) <!-- Comment -->

4. What is the purpose of the namespace keyword in C++?

o A) To define a class

o B) To define a library