CS201P Quiz by Iqra Azhar

Q1. In C++, which operator is used for memory allocation?

•  Allocate_memory
•  New ✅
•  Calloc
•  Allocate

Q2. Which one is the correct syntax to declare the friend function?

•  FRIEND friend_function_name(int, char);

 friend return_type friend_function_name(int, char); ✅

•  FRIEND return_type friend_function_name(int, char);
•  Friend return_type (int, char);

3. The data members that are visible only from inside the class and hidden from the outside are known as:

•  Private ✅
•  Public
•  Private and Public
•  Friend

4. An entry in an online encyclopedia that refers to another entry whose title has been changed is an example of:

 Dangling pointer ✅

•  This pointer
•  Reference pointer

5. In C/C++ language, memory at runtime is allocated from:

•  Stack
•  Hard disk
•  ROM

 Free store (heap) ✅

6. If the memory in the free store is not sufficient enough to fulfill the request, malloc() function returns:

•  NULL ✅
•  -1
•  0
•  1