For the next $4$ questions consider the following class :

$1.$

public class Book

$\{$

$2.$

private String author;

private String title;

private Integer isbn;

private Integer numberOfPages;

$3.$

public Book$($String author, String titleIn, Integer isbnIn, Integer numberOfPagesIn$)\{$

this.author $=$ author;

title $=$ titleIn;

isbn $=$ isbnIn;

numberOfPages $=$ numberOfPagesIn;

$\}$

$4.$

public String getAuthor$()$

$\{$

return author;

$\}$

public void setAuthor$($String author$)$

$\{$

this.author $=$ author;

$\}$

public String getTitle$()$

$\{$

return title;

$\}$

public void setTitle$($String title$)$

$\{$

this.title $=$ title;

$\}$

public Integer getIsbn$()$

$\{$

return isbn;

$\}$

public void setIsbn$($Integer isbn$)$

$\{$

this.isbn $=$ isbn;

$\}$

public Integer getNumberOfPages$()$

$\{$

return numberOfPages;

$\}$

public void setNumberOfPages$($Integer numberOfPages$)$

$\{$

this.numberOfPages $=$ numberOfPages;

$\}$

$\}$

In section $2,$ the word private is an example of $\_\_\_\_$

Group of answer choices

encapsulation, access modification

abstraction

inheritance

polymorphism

Flag question: Question $10$

Question $101$ pts

The book class from the previous question is a sub class.

Group of answer choices

True

False

Flag question: Question $11$

Question $111$ pts

Which section from the book class refers to the class members?

Group of answer choices

$2$

$4$

$1$

$3$

Flag question: Question $12$

Question $121$ pts

Which section from the book class refers to the class constructor?

Group of answer choices

$3$

$2$

$1$

$4$

Flag question: Question $13$

Question $131$ pts

A namespace that organizes classes and interfaces by functionality is called a $\_\_\_\_$

Group of answer choices

state

class

method

package

Flag question: Question $14$

Question $141$ pts

What are the two common characteristics shared by all classes?

Group of answer choices

Methods and messages

Methods and interfaces

Private and public

State and actions