Object-Oriented Programming Solved MCQs

Object Oriented Programming MCQS

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1. Instance of which type of class can not be created?

a. Parent class

b. Abstract class

c. Nested class

d. Anonymous class

2 / 17

2. Which is not a feature of Object Oriented Programming in general definitions?

a. Modularity

b. Duplicate/Redundant data

c. Code reusability

d. Efficient of Code

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3. Which of the following is not a property of an object?

a. Identity

b. Attributes

c. Properties

d. Names

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4. Which of the following is not type of class?

a. String Class

b. Start Class

c. Abstract Class

d. Final Class

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5. Which of these specifiers would be applied to the constructors only?

a. Implicit

b. Public

c. Protected

d. Explicit

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6. Which feature can be implemented using encapsulation?

a. Abstraction

b. Inheritance

c. Overloading

d. Polymorphism

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7. Which keyword is used to declare virtual functions?

a. virt

b. virtual

c. virtually

d. anonymous

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8. Which is the correct syntax of inheritance?

a. class derived_classname : access base_classname{/*class body*/};

b. class base_classname : derived_classname{/*class body*/};

c. class derived_classname : base_classname{/*class body*/};

d. class base_classname :access derived_classname{/*class body*/};

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9. Which access specifier is usually used for data members of a class?

a. Private

b. Public

c. Protected

d. Default

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10. Which of the following is not true about polymorphism?

a. It is feature of OOP

b. Ease in readability of program

c. Increases overhead of function definition always

d. Helps in redefining the same functionality

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11. Where is the memory allocated for the objects?

a. RAM

b. HDD

c. Cache

d. ROM

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12. The feature by which one object can interact with another object is called

a. Message reading

b. Message Passing

c. Data transfer

d. Data Binding

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13. Which among the following represents correct constructor?

a. –classname()

b. ~classname()

c. ()classname

d. classname()

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14. Which among the following doesn’t come under Object Oriented Programming concept?

a. Data binding

b. Platform independent

c. Data hiding

d. Message passing

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15. Which is known as a generic class?

a. Template class

b. Abstract class

c. Final class

d. Efficient Code

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16. Single level inheritance supports ……. inheritance.

a. Language independency

b. Run time

c. Compile time

d. Multiple inheritance

17 / 17

17. Which feature of Object Oriented Programming is exhibited by the function overriding?

a. Polymorphism

b. Inheritance

c. Encapsulation

d. Abstraction

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The average score is 63%

Object-Oriented Programming Solved MCQs

Object-Oriented Programming Solved MCQs for Computer Instructor B-17

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