
OOP Quiz
Authored by Re:Coded Org
Computers
Professional Development
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following are benefits of Object Oriented Programming (OOP) in JavaScript?
Reusability of code
Better code organization
Encapsulation
All of the above
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which statement is true about constructors in OOP?
Constructors are used to initialize instances of a class.
Constructors can only be used to create one instance of a class.
In JS, A class can have multiple constructors.
All options are correct
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the value of the "this" keyword inside a constructor function in JavaScript?
It refers to the global class
It refers to the instance of the class being created
It refers to the parent object of the constructor function
It is undefined inside a constructor function
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you create a new method in a JavaScript class?
By defining a new function inside the class definition
By using the "this" keyword to define a new property on the class
By using the "new" keyword to create a new instance of the class
By extending the class with a new subclass.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is used in JavaScript to create an instance of a class?
create
new
object
this
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