Mastering OOP and C# Concepts

Mastering OOP and C# Concepts

University

10 Qs

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Mastering OOP and C# Concepts

Mastering OOP and C# Concepts

Assessment

Quiz

Computers

University

Practice Problem

Hard

Created by

Lina Adel

Used 1+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main principle of Object-Oriented Programming?

Encapsulation of data and behavior into objects.

Polymorphism through method overloading only.

Static typing of all variables in the program.

Inheritance of properties from a parent class.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In C#, what keyword is used to define a class?

class

function

object

define

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is inheritance in the context of OOP?

Inheritance is a way to create multiple instances of a class.

Inheritance is a method for encapsulating data within a class.

Inheritance allows a class to override methods from another class.

Inheritance is a mechanism in OOP where a class can inherit attributes and methods from another class.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you create an object of a class in C#?

new ClassName objectName;

ClassName objectName = ClassName();

ClassName objectName = new ClassName();

objectName = new ClassName();

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is polymorphism and how is it implemented in C#?

Polymorphism in C# is implemented through method overriding and interfaces.

Polymorphism refers to the ability to create multiple classes without any interfaces.

Polymorphism is only achieved through inheritance in C#.

Polymorphism in C# is implemented using static methods exclusively.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of the 'this' keyword in C#?

The 'this' keyword is used to access global variables.

The 'this' keyword is used to refer to the current instance of a class.

The 'this' keyword is used to create new instances of a class.

The 'this' keyword is used to declare static members of a class.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Explain the concept of encapsulation in OOP.

Encapsulation is the bundling of data and methods that operate on that data within a single unit, restricting access to some components.

Encapsulation refers to the inheritance of properties from one class to another.

Encapsulation is the process of creating multiple classes for a single function.

Encapsulation is the practice of exposing all data and methods to the public.

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