Descriptions Of Concepts

Question 1

You can mix-in [..] modules

Answer 1

Many

Question 2

You cannot [..] a module

Answer 2

Instantiate

Question 4

The [..] that Ruby follows when looking for the location of a method definition or constant

Answer 4

Method lookup path

Question 7

OOP is a paradigm created to cope with the growing [..] of software systems

Answer 7

Complexity

Question 8

You can subclass from [..] superclasses

Answer 8

One

Question 10

Polymorphism can be seen in the case of method [..] and in operator [..]

Answer 10

Overriding

Overloading

Question 12

The ability to have multiple types of constructor in a class (can only be simulated in Ruby)

Answer 12

Constructor overloading

Question 13

The way to protect against accidental modifications to parts of the codebase

Answer 13

Access modifiers

Question 14

This is the way in which specific implementations to a generic base class can be made - i.e. you can inherit from Class A but do some things differently

Answer 14

Polymorphism

Question 15

The process of making a new object is called [..]

Answer 15

Instantiation

Question 21

Type of encapsulation that allows the grouping together of similar classes, methods and constants, to stop a clash with others that are similarly referenced

Answer 21

Namespacing

Question 22

The class that is being inherited from

Answer 22

Superclass
Base class

Question 24

[..] is a way to form new classes using classes that have already been defined

Answer 24

Inheritance

Question 26

The mould from which objects are created is called a [..]

Answer 26

Class

Question 27

[..] is simplifying complex reality by modeling classes appropriate to the problem

Answer 27

Abstraction

Question 28

[..] hides the implementation details of a class from other objects.

Answer 28

Encapsulation

Question 31

A polymorphic structure that allows groups of behaviours to be added to a class

Answer 31

Modules

Question 32

The class that inherits

Answer 32

Subclass
Derived class

Question 34

[..] is the process of using an operator or function in different ways for different data input

Answer 34

Polymorphism

Question 35

The attributes associated with an object

Answer 35

States

Question 36

The actions that an object can carry out

Answer 36

Behaviours