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Grade-XII Computer Science OOP Reference Note Quiz

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Grade-XII Computer Science OOP Reference Note Quiz

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Questions and Answers

In Object Oriented Programming (OOP), what is the term used to describe the ability of different objects to respond to the same message or method in different ways?

Inheritance

Abstraction

Polymorphism (correct)

Encapsulation

What is a key advantage of using Object-Oriented Programming (OOP) over Procedure Oriented Programming?

Faster execution speed

Ease of code reuse and recycling (correct)

Reduced memory consumption

Simplicity in program structure

What distinguishes Object-Oriented Programming (OOP) from Structured Programming Language?

Focus on breaking down the program into functions

Emphasis on global variables

Use of classes and objects (correct)

Procedural approach to programming

In OOP, what does 'Encapsulation' refer to?

Hiding the implementation details and exposing only the necessary features of an object Signup and view all the answers

What is a characteristic feature of Procedure Oriented Programming?

Heavy reliance on global variables Signup and view all the answers

In Procedure Oriented Programming, where are local variables created?

Inside the sub programs Signup and view all the answers

What is the main disadvantage of Procedure Oriented Programming?

High possibility of data alteration Signup and view all the answers

In Object Oriented Programming, what feature allows changes in the super class to be easily passed to its sub classes?

Inheritance Signup and view all the answers

What is a key characteristic of Object Oriented Programming that prevents accidental alteration of data?

Data hiding Signup and view all the answers

What differentiates Object Oriented Programming from Procedure Oriented Programming in terms of modeling the real world?

OOP models the real world perfectly Signup and view all the answers