OOP Class relationships

Question 1

True or false: A Doctor owns a Patient.

Accepted Answer

False

Question 2

True or false: A House is composed of Rooms.

Accepted Answer

True

Question 3

True or false: Multiple inheritance is not allowed in C++.

Accepted Answer

False

Question 4

True or false: Friendship allows private access.

Accepted Answer

True

Question 5

Which relationship is 'has-a'?

Accepted Answer

Aggregation

Question 6

True or false: Composition allows independent child objects.

Accepted Answer

False

Question 7

What happens to child objects in composition when the parent object is destroyed?

Accepted Answer

They are deleted

Question 8

True or false: A Room cannot exist without a House.

Accepted Answer

True

Question 9

Which class can inherit from both Car and Airplane?

Accepted Answer

FlyingCar

Question 10

What is a key feature of composition?

Accepted Answer

Strong association

Question 11

What does dependency mean in C++?

Accepted Answer

Uses-a relationship

Question 12

True or false: Aggregation is a strong relationship.

Accepted Answer

False

Question 13

What does aggregation represent?

Accepted Answer

Weak relationship

Questions 13