C/C /C %20programming%20language%20MCQ%20Questions%20Set%202 Sample Test,Sample questions

Question:
A language which has the capability to generate new data types are called _______

1.Extensible

2.Overloaded

3.Encapsulated

4.Reprehensible

Posted Date:-2021-02-21 05:12:05


Question:
 What are the escape sequences?

1.Set of characters that convey special meaning in a program

2.Set of characters that whose use are avoided in C++ programs

3.Set of characters that are used in the name of the main function of the program

4.Set of characters that are avoided in cout statements

Posted Date:-2021-02-21 05:12:05


Question:
 Which concept means the addition of new components to a program as it runs?

1.Data hiding

2.Dynamic binding

3.Dynamic loading

4. Dynamic typing

Posted Date:-2021-02-21 05:12:05


Question:
 Which operator is overloaded for a cout object?

1. >>

2.<<

3. <

4.>

Posted Date:-2021-02-21 05:12:05


Question:
C++ is _______

1.procedural programming language

2. object oriented programming language

3. functional programming language

4.both procedural and object oriented programming language

Posted Date:-2021-02-21 05:12:05


Question:
How access specifiers in Class helps in Abstraction?

1.They does not helps in any way

2. They allows us to show only required things to outer world

3.They help in keeping things together

4.Abstraction concept is not used in classes

Posted Date:-2021-02-21 05:12:05


Question:
How compile-time polymorphisms are implemented in C++?

1.Using Inheritance

2.Using Virtual functions

3.Using Templates

4.Using Inheritance and Virtual functions

Posted Date:-2021-02-21 05:12:05


Question:
How many types of polymorphism are there in C++?

1.1

2.2

3.3

4.4

Posted Date:-2021-02-21 05:12:05


Question:
How run-time polymorphisms are implemented in C++?

1.Using Inheritance

2.Using Virtual functions

3.Using Templates

4. Using Inheritance and Virtual functions

Posted Date:-2021-02-21 05:12:05


Question:
How structures and classes in C++ differ?

1.In Structures, members are public by default whereas, in Classes, they are private by default

2. In Structures, members are private by default whereas, in Classes, they are public by default

3.Structures by default hide every member whereas classes do not

4.Structures cannot have private members whereas classes can have

Posted Date:-2021-02-21 05:12:05


Question:
Which of the following is the correct syntax of including a user defined header files in C++?

1.#include <userdefined.h>

2. #include <userdefined>

3. #include “userdefined”

4. #include [userdefined]

Posted Date:-2021-02-21 05:12:05


Question:
Out of the following, which is not a member of the class?

1.Static function

2.Friend function

3.Constant function

4.Virtual function

Posted Date:-2021-02-21 05:12:05


Question:
What are the actual parameters in C++?

1.Parameters with which functions are called

2.Parameters which are used in the definition of a function

3.Variables other than passed parameters in a function

4.Variables that are never used in the function

Posted Date:-2021-02-21 05:12:05


Question:
What are the formal parameters in C++?

1.Parameters with which functions are called

2.Parameters which are used in the definition of the function

3.Variables other than passed parameters in a function

4. Variables that are never used in the function

Posted Date:-2021-02-21 05:12:05


Question:
What does modularity mean?

1.Hiding part of program

2.Subdividing program into small independent parts

3.Overriding parts of program

4.Wrapping things into single unit

Posted Date:-2021-02-21 05:12:05


Question:
What does polymorphism in OOPs mean?

1.Concept of allowing overiding of functions

2.Concept of hiding data

3.Concept of keeping things in differnt modules/files

4.Concept of wrapping things into a single unit

Posted Date:-2021-02-21 05:12:05


Question:
What happens if a class does not have a name?

1.It will not have a constructor

2.It will not have a destructor

3.It is not allowed

4.It will neither have a constructor or destructor

Posted Date:-2021-02-21 05:12:05


Question:
What is the other name used for functions inside a class?

1.Member variables

2.Member functions

3. Class functions

4.Class variables

Posted Date:-2021-02-21 05:12:05


Question:
Which concept allows you to reuse the written code?

1.Encapsulation

2.Abstraction

3.Inheritance

4.Polymorphism

Posted Date:-2021-02-21 05:12:05


Question:
Which concept is used to implement late binding?

1.Virtual functions

2. Operator functions

3.Constant functions

4.Static functions

Posted Date:-2021-02-21 05:12:05


Question:
Which function is used to read a single character from the console in C++?

1.cin.get(ch)

2.getline(ch)

3.read(ch)

4.scanf(ch)

Posted Date:-2021-02-21 05:12:05


Question:
Which function is used to write a single character to console in C++?

1.cout.put(ch)

2. cout.putline(ch)

3.write(ch)

4.printf(ch)

Posted Date:-2021-02-21 05:12:05


Question:
Which members are inherited but are not accessible in any case?

1.Private

2. Public

3.Protected

4.Both private and protected

Posted Date:-2021-02-21 05:12:05


Question:
Which of the following approach is used by C++?

1.Top-down

2.Bottom-up

3.Left-right

4.Right-left

Posted Date:-2021-02-21 05:12:05


Question:
Which of the following cannot be a friend?

1.Function

2.Class

3.Object

4.Operator function

Posted Date:-2021-02-21 05:12:05


Question:
Which of the following cannot be used with the virtual keyword?

1.Class

2.Member functions

3. Constructors

4. Destructors

Posted Date:-2021-02-21 05:12:05


Question:
Which of the following class allows to declare only one object of it?

1.Abstract class

2.Virtual class

3.Singleton class

4. Friend class

Posted Date:-2021-02-21 05:12:05


Question:
Which of the following escape sequence represents carriage return?

1. \r

2.\n

3.\n\r

4.\c

Posted Date:-2021-02-21 05:12:05


Question:
Which of the following escape sequence represents tab?

1. \t

2. \t\r

3.\b

4. \a

Posted Date:-2021-02-21 05:12:05


Question:
Which of the following explains the overloading of functions?

1.Virtual polymorphism

2. Transient polymorphism

3.Ad-hoc polymorphism

4. Pseudo polymorphism

Posted Date:-2021-02-21 05:12:05


Question:
Which of the following is a correct identifier in C++?

1. 7var_name

2.7VARNAME

3.VAR_1234

4.$var_name

Posted Date:-2021-02-21 05:12:05


Question:
Which of the following is a static polymorphism mechanism?

1.Function overloading

2.Operator overloading

3.Templates

4.All of the mentioned

Posted Date:-2021-02-21 05:12:05


Question:
Which of the following is an abstract data type?

1.int

2.float

3.class

4.string

Posted Date:-2021-02-21 05:12:05


Question:
Which of the following is called address operator?

1.*

2.&

3. _

4.%

Posted Date:-2021-02-21 05:12:05


Question:
Which of the following is called extraction/get from operator?

1.<<

2. >>

3.>

4.<

Posted Date:-2021-02-21 05:12:05


Question:
Which of the following is called insertion/put to operator?

1.<<

2. >>

3.>

4.<

Posted Date:-2021-02-21 05:12:05


Question:
Which of the following is correct in C++?

1.Classes cannot have protected data members

2.Structures can have member functions

3.Class members are public by default

4.Structure members are private by default

Posted Date:-2021-02-21 05:12:05


Question:
Which of the following is correct?

1.Base class pointer object cannot point to a derived class object

2.Derived class pointer object cannot point to a base class object

3.A derived class cannot have pointer objects

4.A base class cannot have pointer objects

Posted Date:-2021-02-21 05:12:05


Question:
Which of the following is correct?

1.C++ allows static type checking

2.C++ allows dynamic type checking.

3.C++ allows static member function to be of type const.

4.C++ allows both static and dynamic type checking

Posted Date:-2021-02-21 05:12:05


Question:
Which of the following is correct?

1.Friend functions can access public members of a class

2.Friend functions can access protected members of a class

3.Friend functions can access private members of a class

4.All of the mentioned

Posted Date:-2021-02-21 05:12:05


Question:
Which of the following is not a type of Constructor?

1.Friend constructor

2.Copy constructor

3.Default constructor

4.Parameterized constructor

Posted Date:-2021-02-21 05:12:05


Question:
Which of the following is not a type of inheritance?

1.Multiple

2.Multilevel

3.Distributive

4.Hierarchical

Posted Date:-2021-02-21 05:12:05


Question:
Which of the following is used for comments in C++?

1.// comment

2./* comment */

3.both // comment or /* comment */

4.// comment */

Posted Date:-2021-02-21 05:12:05


Question:
Which of the following is used to make an abstract class?

1.By using virtual keyword in front of a class declaration

2.By using an abstract keyword in front of a class declaration

3.By declaring a virtual function in a class

4.By declaring a pure virtual function in a class

Posted Date:-2021-02-21 05:12:05


Question:
Which of the following provides a programmer with the facility of using object of a class inside other classes?

1.Inheritance

2.Composition

3.Abstraction

4.Encapsulation

Posted Date:-2021-02-21 05:12:05


Question:
Which of the following shows multiple inheritances?

1.A->B->C

2.A->B; A->C

3.A,B->C

4.B->A

Posted Date:-2021-02-21 05:12:05


Question:
Which of the following supports the concept that reusability is a desirable feature of a language?

1.It reduces the testing time

2.It reduces maintenance cost

3.It decreases the compilation time

4. It reduced both testing and maintenance time

Posted Date:-2021-02-21 05:12:05


Question:
Who created C++?

1.Bjarne Stroustrup

2.Dennis Ritchie

3.Ken Thompson

4.Brian Kernighan

Posted Date:-2021-02-21 05:12:05


Question:
Why references are different from pointers?

1.A reference cannot be made null

2.A reference cannot be changed once initialized

3.No extra operator is needed for dereferencing of a reference

4.All of the mentioned

Posted Date:-2021-02-21 05:12:05


Question:
Wrapping data and its related functionality into a single entity is known as ______

1.Abstraction

2.Encapsulation

3.Polymorphism

4.Modularity

Posted Date:-2021-02-21 05:12:05


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