Quiz 1

Question 1

Common OOP languages?

Answer 1

Java, C#, C++

Question 2

Building blocks of OOP? (2)

Answer 2

Objects and classes

Question 3

Objects are? With examples.

Answer 3

Objects model a real world object, concept or process.
Such as a computer, meeting or comparing

Question 4

Classes are?

Answer 4

A prototype or blueprint from which objects are created

Question 5

Attributes and behaviours are what type of member?

Answer 5

Attributes - member variables
Behaviour - member methods

Question 6

Four principles of oop?

Answer 6

Encapsulation
Abstraction
Inheritance
Polymorphism

Question 7

Encapsulation

Answer 7

When an object only exposes the selected information

Question 8

Abstraction

Answer 8

Hides complex details to reduce complexity

Question 9

Inheritance

Answer 9

Entities can inherit attributes from other entities

Question 10

Polymorphism

Answer 10

Entities can have more than one form

Question 11

Class diagrams layout?

Answer 11

Name of the object is at the top
Variables are in the middle
Methods are in the bottom

Question 12

Primitive data types:

Answer 12

Are predefined and cannot be further split into a simpler data type

Question 13

Non-Primitive data types:

Answer 13

Are reference types because they refer to objects, and are created by the programmer

Question 14

Javas primitive types:

Answer 14

Integer, Float, Character, Boolean

Question 15

Java’s non-primative data types

Answer 15

Strings, Arrays, Classes, Interfaces

Question 16

Compiling and running code?

Answer 16

javac java file name.java
java classname