dynamic memory allocation in C++

The size of both stack and heap remains the same during run time.

• True

• False

Dynamic memory in C++ is allocated from which type of memory?

• Static

• Heap

• Stack

• Program Code

Functions and variables use _____ memory when created/accessed in C++.

• Heap

• Stack

• Static

• Program code

Can we allocate memory for the objects dynamically in CPP?

• Yes

• No

In CPP, dynamic memory allocation is done using ______________ operator.

• malloc

• alloc

• new

• allocate

Which of the following operator is used to release the dynamically allocated memory in CPP?

• delete

• remove

• free

• both b and c

Which of the following is/are valid ways to allocate memory for an integer by dynamic memory allocation in CPP?

• int *p = new int(100);

• int *p; p = new int; *p = 100;

• int *p = NULL; p = new int; *p=100;

• Only 1,2

• All of the above

During dynamic memory allocation in CPP, new operator returns _________ value if memory allocation is unsuccessful.

• False

• NULL

• Zero

• None of these

when we dynamically allocate an array we specify..

• type

• size

• name

• both type and size

For every call to new there must be exactly one call to delete

• true

• false