Chapter 10 (Object Oriented Programming Pt.1)

Question 1

a programming model that focuses on an application’s components (and the data and methods used in those components)

Answer 1

object oriented programming (OOP)

Question 2

Items that a program will manipulate

Answer 2

Objects

Question 3

a group or collection of objects with common attributes

Answer 3

class

Question 4

an object is one _______ of a class.

Answer 4

instance / instantiation

Question 5

the actions that can be taken on an object

Answer 5

methods

Question 6

this always begins with an uppercase letter and uses Pascal casing

Answer 6

ClassName

Question 7

the characteristics of an object

Answer 7

attributes

Question 8

In OOP, ______ are also objects!

Answer 8

events

Question 9

Every object instantiated from a given class possesses the same _________.

Answer 9

methods

Question 10

a relationship that describes an object being an instance of a more general class

Answer 10

Is-a relationship

Question 11

the data components of a class that belong to every instantiated object in that class

Answer 11

instance variables

Question 12

These will oftentimes alter, use, or retrieve the attributes

Answer 12

Methods

Question 13

Every object is an _______ of a more general class

Answer 13

instance

Question 14

a program or class that instantiates objects of another prewritten class

Answer 14

class client

Question 15

What is another word for instance variable(s)?

Answer 15

Field(s)

Question 16

The set of all the _______ or _______ of an object’s instance variables is its state.

Answer 16

values, contents

Question 17

What is another word for class client?

Answer 17

class user

Question 18

The designation of a _____ is to help distinguish these variables from other variables you might use.

Answer 18

field

Question 19

In a GUI operating environment, you may write applications that have prewritten components from classes with names like “Window” and “Button”. This would be an example of a…

Answer 19

class user/class client

Question 20

When procedures operate differently using various objects, but the procedure is still called the same thing, this is an exmaple of…

Answer 20

Polymorphism

Question 21

Object-oriented languages understand methods in context of their _______, just as people understand verbs in context of their ______.

Answer 21

objects, nouns.

Question 22

the process of acquiring the traits of one’s predecessors

Answer 22

Inheritance

Question 23

the process of combining all of an object’s attributes and methods into a single package

Answer 23

Encapsulation

Question 24

Information Hiding is a concept that other classes should not alter an object’s ________, and that only the methods of an object’s own class should have that privelege.

Answer 24

attributes

Question 25

________ ______ should only be allowed to make a request that an attribute be altered.

Answer 25

Outside classes

Question 26

What are the five integral components of OOP?

Answer 26

1. Class. 2. Objects. 3. Polymorphism. 4. Inheritance. 5. Encapsulation.

Question 27

What is another phrase for information hiding?

Answer 27

Data hiding

Question 28

This describes a group or collection of objects with common attributes.

Answer 28

a Class

Question 29

A class definition must have ______

Answer 29

a name.

Question 30

______ and ______ are portions of a class definition that are NOT required.

Answer 30

Data, methods

Question 30

______ and ______ are portions of a class definition that are NOT required.

Answer 30

Data, methods

Question 31

A set of program statements that lists the characteristics of each object and the methods each object can use.

Answer 31

Class definition

Question 32

A larger section of ______ is reserved than when declaring a simple variable / using primitive data types, because a Class may contain several fields.

Answer 32

memory

Question 33

This type's data is private and can be accessed only through methods.

Answer 33

Abstract Data Type (ADT)

Question 34

simple numbers and characters

Answer 34

primitive data types

Question 35

Programmers use these to plan or illustrate class features, and to describe a ____ to non-programmers.

Answer 35

Class diagram, class

Question 36

What does this notation mean?: setLastName(name : string) : void Give 3 statements about it.

Answer 36

1. The method name is setLastName() 2. It takes a single string parameter named "name". 3. It returns nothing; hence, the "void".

Question 37

These set or change the values of data fields defined within a class

Answer 37

Set method(s)

Question 38

What is another phrase for a "set method"?

Answer 38

Mutator method

Question 39

True or False: You can pass variables or named constants the methods, instead of literal constants, as long as they are the correct data type.

Answer 39

True

Question 40

These provide a way to set a field value using a simpler syntax

Answer 40

Property/properties

Question 41

The purpose of a ___ _____ is to return a value from the class to a client

Answer 41

Get method

Question 42

Accessor method, work method, help method, and facilitator are all synonyms for...

Answer 42

Get method

Question 43

True or False: You can declare an object locally within a method?

Answer 43

True

Question 44

The adjective that defines the type of access outside classes will have to the attribute or method

Answer 44

access specifier

Question 45

(-) vs (+)

Answer 45

Private access vs public access

Question 46

_______ methods act as an interface to the private ____ _____; this is the KEY TENET OF ENCAPSULATION AND DATA HIDING.

Answer 46

Public, data fields

Question 47

A method that works appropriately with different objects

Answer 47

Instance method

Question 48

a "this reference" is implicitly passed to instance methods, and that reference becomes a _______ to each instance method.

Answer 48

parameter

Question 49

True or False: A this reference must be explicitly declared.

Answer 49

False. It is an automatically created variable that holds the address of an object, and it is passed to an instance method whenever the method is called.

Question 50

Static methods do not require...

Answer 50

a this reference

Question 51

Static methods are the same thing as _____ methods.

Answer 51

class

Question 52

Methods that exist to be used with an object; these methods act differently depending on the object used to call them.

Answer 52

Nonstatic method(s)

Question 53

Methods for which no object needs to exist

Answer 53

Class methods

Question 54

Methods in a class are generally ______ by default.

Answer 54

Nonstatic

Question 55

Can you pass an object to a method?

Answer 55

Yes

Question 56

Can you return an object from a method?

Answer 56

Yes

Question 57

True or False: You can use arrays of objects similar as your would with any primitive data type.

Answer 57

True

Question 58

When data cannot be accessed by any method that is not a part of the class; this has to be specified

Answer 58

Private access

Question 59

When other programs and methods outside of the class can get access to private data.

Answer 59

Public access

Question 60

Main() is virtually always...

Answer 60

public

Question 61

A type that is not built into a language, but is created by an application's programmer

Answer 61

a user-defined type OR a programmer-defined type

Question 62

This means the same thing as a field.

Answer 62

an instance variable

Question 63

Which of the following does not belong with the others?: a. instance variable b. attribute c. object d. field

Answer 63

c. object

Question 64

Encapsulation means that all the _______ and _______ are grouped together.

Answer 64

fields, methods

Question 65

Are methods and data necessary for a class?

Answer 65

No, only the class name.

Question 66

A _____ _______ provides an overview of a class's data and methods.

Answer 66

class diagram

Question 67

Methods for which no objects need to exist; these are not instance methods, and they do not receive a this reference.

Answer 67

static methods

Question 68

Inheritance is a type of...

Answer 68

is-a relationship.

Question 69

The designation of a _____ (in a class) is to help distinguish these from other variables you might use throughout the program.

Answer 69

field

Question 70

The set of all the values or contents of an object's instance variables is its ______.

Answer 70

state

Question 71

True or False: Every object instantiated from a given class possess the same methods.

Answer 71

True

Question 72

True or False: Declaring a class creates actual objects

Answer 72

False. A class is just an abstract description of what an object will be if any objects are actually instantiated.

Question 73

After declaring an object, that object contains all of the ____ _____ and _______ defined in its class.

Answer 73

data fields, methods

Question 74

A class is the ____ ____ of its objects. This is why programmer-defined types are considered Abstract Data Types (ADT)

Answer 74

data type

Question 75

In a class diagram, the middle section contains the...

Answer 75

names and data types of the attributes.

Question 76

Programmers use these to plan/illustrate class features before they use wireframes.

Answer 76

Class diagram

Question 77

The purpose of a set method / _______ method, is to set or change the values of data fields as defined within the class.

Answer 77

mutator

Question 78

True or False: When an attribute is contained in the same class as a method, the method has access to the field and can alter it.

Answer 78

True

Question 79

A get method or ________ method's purpose is to return a value from the class to a client.

Answer 79

accessor - facilitator - help - work

Question 80

A method that works appropriately with different objects because a "this reference" is implicitly passed to it.

Answer 80

Instance method

Question 81

A "this reference" is a ________ to each instance method.

Answer 81

parameter

Question 82

This is an automatically created variable that holds the address of an object that is passed to an instance method whenever the method is called.

Answer 82

This reference

Question 83

True or False: You can use this references with local variables that are parameters to instance methods, or variables that are declared within method bodies.

Answer 83

False, a this reference can only be used with identifiers that are part of the class definition.

Question 84

this.fieldName is an example of a...

Answer 84

this reference

Question 85

Static / class methods do not require a this reference because they do not use any ____ _____ from a class; thus, it does not matter which object calls it.

Answer 85

data fields

Question 86

A class method is a _______, because no objects need to exist for the method to work, as it does not use any data fields from the class.

Answer 86

misnomer

Question 87

Methods in a class are generally ________ instance methods by default.

Answer 87

nonstatic

Question 88

Object attributes or data

Answer 88

Fields

Question 89

the data components that belong to every instantiate object; similar to a field

Answer 89

instance variables

Question 90

Class methods (i.e. static methods) are NOT an ________ method, as they do NOT receive a this reference

Answer 90

instance