CS201P Quiz 12 File 2 Jan 2024 by Miss Mehwish

Past Papers for Mids./Finals are also Available

1. `calloc()` functions allocates multiple blocks of memory, and each block has:

• A) Different length
• B) Different size
• C) Same size
• D) Same length

Correct option: C) Same size

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

• A) -1
• B) NULL
• C) 0
• D) 1

Correct option: B) NULL

Q3. Which one is the correct syntax for the declaration of a function that can return a reference?

• A) &function_name datatype (parameter list)
• B) datatype (parameter list) &function_name
• C) datatype& function_name (parameter list)
• D) &datatype function_name (parameter list)

Correct option: C) datatype& function_name (parameter list)

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