CS201 Quiz 3 Fall 2024

Here are all the MCQs with answers:

1. Friend function declaration can go ___________________ the class

   • Answer: only outside

2. In a class we can have ___________ constructor(s).

   • Answer: many

3. Header files provide ______________ so the program running on one operating system can run without an error on the other system.

   • Answer: portability

4. Windows operating system may itself take memory from ___________.

   • Answer: heap

5. The members of a class declared with the keyword struct are _____________by default.

   • Answer: public

6. The friend functions are _____________.

   • Answer: not member of a class

7. If class A is a friend of class B, and class B is a friend of class C. If class A wants class C to be a friend, __________________

   • Answer: it has to declare, class B as a friend

8. What will be the output of the following C++ code?

   #include<iostream.h>
   #define max 100
   main()
   {
       #ifdef max
       Cout<<”Hellow;
   }
   

   • Answer: Error

9. Macros are categorized into _________ type(s).

   • Answer: two

10. Destructor _______________________.

    • Answer: cannot be overloaded and have no return type