Welcome to the Memory Allocation and Variable Scope MCQs Page

Dive deep into the fascinating world of Memory Allocation and Variable Scope with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Memory Allocation and Variable Scope, a crucial aspect of Object Oriented Programming. In this section, you will encounter a diverse range of MCQs that cover various aspects of Memory Allocation and Variable Scope, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within Object Oriented Programming.

Check out the MCQs below to embark on an enriching journey through Memory Allocation and Variable Scope. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Object Oriented Programming.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Memory Allocation and Variable Scope. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Memory Allocation and Variable Scope MCQs | Page 2 of 6

Explore more Topics under Object Oriented Programming

01

OOPs Concept and Features

02

Objects and Classes in OOPs

03

Constructors and Destructors

04

Access Specifiers

05

Class Members

06

Member Functions

07

Inheritance and its Types

08

Exception Handling

09

Objects and Pointers

10

Overloading

11

Inbuilt Classes

Q11.

Initializers __________________

Are used for specifying arrays

Are used to defined multidimensional arrays

Can’t be specified for arrays

Can’t be specified for any data

Discuss

Answer: (c).Can’t be specified for arrays

Q12.

The objects allocated using new operator ________________

Are destroyed when they go out of scope

Are not destroyed even if they go out of scope

Are destroyed anytime

Are not destroyed throughout the program execution

Discuss

Answer: (b).Are not destroyed even if they go out of scope

Q13.

The new operator _________________

Invokes function operator new

Doesn’t invoke function operator new

Invokes function operator only if required

Can’t invoke function operator new implicitly

Discuss

Answer: (a).Invokes function operator new

Q14.

If new operator is defined for a class and still global new operator have to be used, which operator should be used with the keyword new?

Colon

Arrow

Dot

Scope resolution

Discuss

Answer: (d).Scope resolution

Q15.

How does compiler convert “::operator new” implicitly?

::operator new( sizeof( type ) )

::operator new( sizeof( ) )

new operator :: type sizeof( type )

new sizeof( type ) operator

Discuss

Answer: (a).::operator new( sizeof( type ) )

Q16.

What is delete operator?

Deallocates a block of memory

Deallocates whole program memory

Deallocates only primitive data memory

Deallocates all the data reserved for a class

Discuss

Answer: (a).Deallocates a block of memory

Q17.

If an object is allocated using new operator ____________

It should be deleted using delete operator

It can’t be deleted using delete operator

It may or may not be deleted using delete operator

The delete operator is not applicable

Discuss

Answer: (a).It should be deleted using delete operator

Q18.

Does delete return any value?

Yes, positive value

Yes, negative value

Yes, zero value

Discuss

Answer: (d).No

Q19.

Which type of value is resulted from the delete operator?

void

void pointer

null pointer

null

Discuss

Answer: (a).void

Q20.

If delete is used to delete an object which was not allocated using new _______________

Then out of memory error arises

Then unreachable code error arises

Then unpredictable errors may arise

Then undefined variable error arises

Discuss

Answer: (c).Then unpredictable errors may arise

Page 2 of 6

Welcome to the Memory Allocation and Variable Scope MCQs Page

Memory Allocation and Variable Scope MCQs | Page 2 of 6

Explore more Topics under Object Oriented Programming

OOPs Concept and Features

Objects and Classes in OOPs

Constructors and Destructors

Access Specifiers

Class Members

Member Functions

Inheritance and its Types

Exception Handling

Objects and Pointers

Overloading

Inbuilt Classes

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