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Computer Basics Quiz – 1

Question 1

Time: 00:00:00

Which of the following cannot lead to polymorphism?

Operator Overloading

Data hiding

Method Overloading

None of these.

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Polymorphism means having multiple forms, but in the case of data hiding it is not possible.

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Question 2

Time: 00:00:00

Data abstraction enables

Data protection

Data hiding

Hide implementation details

Hide relationship details

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Data abstraction represent the needed information in program without presenting the details

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Question 3

Time: 00:00:00

When a class is derived from multiple classes,we call it

Aggregation

Inheritance

Composition

None of the above

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Question 4

Time: 00:00:00

Which class is also known as parent class?

Super

Sub

New

Child

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Super class is also known as parent class.

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Question 5

Time: 00:00:00

Which class is also called as sub class?

Super

Sub

New

Old

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New class is also known as parent class.

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Question 6

Time: 00:00:00

What will be the output of sqrt(25)?

None of the above

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sqrt() is a function which returns the root of the number inside it.

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Question 7

Time: 00:00:00

Which entity is the most important in OOPs?

Functions

Data

Classes

Objects

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OOPs stands for Object Oriented Programming. The whole idea is of objects.

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Question 8

Time: 00:00:00

What does encapsulation provide?

Data protection

Data hiding

Data Sharing

Data and methods separation

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It is the process of wrapping code and data in a single unit.

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Question 9

Time: 00:00:00

Which of the following represents an exclusive relationship between two classes?

Composition

Aggregation

Inheritance

None of the above

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Question 10

Time: 00:00:00

Which of the following represents a non-exclusive relationship between two classes?

Composition

Aggregation

Inheritance

None of the above

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