2nd puc computer science chapter 11 mcq

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1. Pointer is used to store ___

A) Memory address
B) Value
C) Data
D) Information

ANSWER= A) Memory address

 

2. Which of the following is the correct way to declare a pointer?

A) int *ptr;
B) int ptr;
C) int &ptr;
D) All of these

ANSWER= A) int *ptr;

 

3. Which of the following operator is used to declare pointer?

A) *
B) &
C) =
D) ~

ANSWER= A) *

 

4. Which of the following operator is used to initialize pointer?

A) *
B) &
C) =
D) ~

ANSWER= C) =

 

5. Memory allocated during runtime is memory allocation

A) Compile time
B) Dynamic
C) Static
D) None od these

ANSWER= B) Dynamic

 

6. _______new operator is used to create memory during

A) Compile time
B) Run time
C) Static time
D) None of these

ANSWER= B) Run time

 

7. operator is used delete memory created during runtime

A) new
B) delete
C) NOT
D) AND

ANSWER= B) delete

 

8. _____is the collection of addresses?

A) Array of objects
B) Array of pointers
C) Array of elements
D) Array of variables

ANSWER= B) Array of pointers

 

9. ____is the built in pointer that hold the address of the object defined for a class

A) this pointer
B) new
C) delete
D) AND

ANSWER= A) this pointer

 

10. Pointers pointing to object of a class called

A) Array of pointers
B) class pointers
C) Object pointer
D) this pointer

ANSWER= C) Object pointer

 

11. _____ is the structure that include an element that points to another structure of same type

A) Memory heap
B) self-referential structure
C) structure
D) Memory pool

ANSWER= B) self-referential structure

 

12. Dynamically allocated memory not deleted remains occupied called

A) Orphaned memory
B) Memory pool
C) Stream
D) Structure

ANSWER= A) Orphaned memory