C++ Programming MCQs

 1) ______________ are pieces of data that can be packaged and manipulated by the programmer.

A) Objects B) classes C) functions D) constructor

Correct Ans: Objects

2) C++ was designed to organize the raw power of C using ________________ concepts.

A) web page B) OOP C) data structure D) None of these

Correct Ans: OOP

3) __________ can be defined as maps or pictorial representations of a well

defined process. 

A) Gantt Chart B) tree chart C)flow-charts D) structural chart

Correct Ans: flow-charts

4) _____________ parameters are the variables which receive the incoming parameters in

the function.

A) actual B) Formal C) local D)global

Correct Ans: Formal

5) __________ are passed to functions as reference parameters

A) Arrays B) function C) data types D) values

Correct Ans: Arrays

6) In _____________, each element of the array is compared with a search ‘key’. 

A) parallel search B) bubble search C) linear search D) binary search

Correct Ans: linear search

7)  The tag name of the structure is __________.

A) permanent B) temporary C) compulsary D)optional

Correct Ans: optional

8) A pointer that holds an _________ of a variable is called a pointer variable. 

A) location B) value C) address D) array

Correct Ans: address

9) A class having no objects is known as an __________ Class. 

A) private B) built-in C) public D)Abstract

Correct Ans: Abstract

10) ___________ is defined as bringing the data down to its essentials.

A) Data encapsulation B) Data Abstraction C) Data Hiding D) Data Analysis

Correct Ans: Data Abstraction

11) ______________ have the same name as that of the class they are initialized in.

A) Constructors B) function C) array D) variable

Correct Ans: Constructors

12)  ______________ is the concept of creating a new class, from an already existing class

A) polymorphism B) Inheritance C) data hiding D) function overloading

Correct Ans: Inheritance

13) A ____________ means we can have two or more functions with the same name but different function signature in class.

A) function overloading B) overload resolution C) array overloading D) none of these

Correct Ans: function overloading

14) _____________ occurs when there is a hierarchy of classes and they are related by inheritance.

A) inheritance B) object C) encapsulation D)polymorphism

Correct Ans: polymorphism

15) Data abstraction is a programming (and design) technique that relies on the separation of _____________ and implementation.

A) interface B) package C) class D) structure

Correct Ans: interface

16) Data encapsulation led to the important OOP concept of ____________.

A) data hiding     B) data Analysis     C) data abstraction     D) data loading

Correct Ans: data hiding

17) A class is made abstract by declaring at least one of its functions as pure ________ function.

A) static B) dynamic C) virtual D) formal

Correct Ans: virtual

18) _________ provide a way to transfer control from one part of a program to another. 

A) class B) Exceptions C) templates D)processor

Correct Ans: Exceptions

19) ___________ is unused memory of the program and can be used to allocate the memory dynamically when program runs.

A) heap B) stack C) hash D) array

Correct Ans: heap

20) A ___________ program contains two or more parts that can run concurrently. 

A) Web B) signal handling C) multithreaded D) exception handling

Correct Ans: multithreaded