MIDTERM QUIZ1:

Question 1

Organizes the program into logical blocks of code

Answer 1

Functions

Question 2

the keyword _____ refers to the current instance of the class

Answer 2

this

Question 3

an abstraction meant to represent a component of a program

Answer 3

Object

Question 4

A multi level type of inheritance only that it overrides the same method declared in child class

Answer 4

Polymorphism

Question 5

a type of inheritance where classes has the same parent class

Answer 5

Hierarchical Inheritance

Question 6

TRUE OR FALSE

Multiple inheritance is described as more than one class having the same parent class.

Answer 6

False

Question 7

TRUE OR FALSE

mutator is another term used for getters

Answer 7

False

Question 8

TRUE OR FALSE

objects can be created, destroyed, and be given with attributes and made to perform actions

Answer 8

True

Question 9

mutators is defined using the keyword___

Answer 9

set

Question 10

TRUE OR FALSE

Named constructors enables a class define multiple constructors

Answer 10

True

Question 11

A type of inheritance where a class can inherit attributes of another child class

Answer 11

Multi-level Inheritance

Question 12

The keyword ___ is used to instantiate an object

Answer 12

new

Question 13

This principle leads to a concept in object-oriented programming that allows a class to extend its attribute from another class.

Answer 13

Inheritance

Question 14

TRUE OR FALSE

derived class inherits the characteristics of base class

Answer 14

True

Question 15

allows you to access the properties of the class through interface without worrying its internal implementation

Answer 15

Abstraction

Question 16

hides implementation details of the class

Answer 16

Encapsulation

Question 17

Also referred to as method

Answer 17

function

Question 18

used to initialize state of the object

Answer 18

constructor

Question 19

represents data pertaining to an object

Answer 19

fields

Question 20

allows an object to access fields of a class

Answer 20

getters and setters

Question 21

ENUMERATION

the 4 statement in a parameterized function is

Answer 21

An optional parameter may have a default value

Parameter values are passed to the function during its invocation.

{ } are used to specify optional paramaters

In an Optional parameterized functions, requried parameters must be declared before the optional parameters

Question 22

ENUMERATION

True about a class

Answer 22

a blueprint for instantiating an object

have attributes inherited by an object

Question 23

ENUMERATION

True about constructors

Answer 23

A constructor is a function and can be parameterized

Constructor has the same name as the class name

Question 24

ENUMERATION

True about the return type of a function

Answer 24

A function can return at most one value

if a return statement is not specified, a function returns null