Keywords

Question 1

Parameterised constructor

Answer 1

constructor with parameters

Question 2

Default constructor

Answer 2

constructor without parameters that assign predetermined values to the fields of a class

Question 3

OOP

Answer 3

Object Oriented Programming

Question 4

Constructor

Answer 4

is called when an object is created/instantiated by a class

Question 5

Protected(access modifier)

Answer 5

Can be accessed from classes that inherit from the class

Question 6

Public(Access modifier)

Answer 6

Accessible from outside class(eg. Methods)

Question 7

Private(Access modifier)

Answer 7

Not accessible from outside class(eg. Field)

Question 7

Private(Access modifier)

Answer 7

Not accessible from outside class(eg. Field)

Question 8

Non-static fields

Answer 8

belong to each object

Question 9

Object

Answer 9

is instantiated from a class/created by class

Question 10

Class provider

Answer 10

can make changes in the new version

Question 11

Information hiding

Answer 11

when the inner workings of a class are hidden

Question 12

Encapsulation

Answer 12

protecting data from unwanted access by packaging it in an object where it is only accessible through the object’s interface

Question 13

Class

Answer 13

defines the template for an object or is the blueprint for an object

Question 14

Data hiding

Answer 14

Making data accessible only to class members and projects object integrity by preventing unintended and intended changes

Question 14

Method

Answer 14

a block of statements inside a class

Question 15

Void method

Answer 15

used to change values of a private field

Question 16

Typed method

Answer 16

has a return type

Question 17

Return type

Answer 17

data returned from a method

Question 18

Front end applications

Answer 18

should have input and output statements

Question 19

Back end classes

Answer 19

Should not have input and output statements and processing should be done back end