Free Access Oracle.1z1-819.v2022-03-29.q108 Practice Test (Page 11)

Question 46

Examine these module declarations:

Which two statements are correct? (Choose two.)

A.The ServiceProvider module should export the com.myimpl package.

B.The ServiceProvider module does not know the identity of a module (such as Consumer) that uses the com.example.api API.

C.The Consumer module should require the ServiceProvider module.

D.The placement of the com.example.api API in a separate module, ServiceAPI, makes it easy to install multiple provider modules.

E.The ServiceProvider module is the only module that, at run time, can provide the com.example.api API.

Question 47

Given:

Which two allow a.Main to allocate a new Person? (Choose two.)

A.In Line 1, change the access modifier to publicpublic Person() {

B.In Line 1, remove the access modifierPerson() {

C.In Line 1, change the access modifier to privateprivate Person() {

D.In Line 2, change the access modifier to protectedprotected class Main {

E.In Line 2, add extends Person to the Main classpublic class Main extends Person {and change Line 3 to create a new Main objectPerson person = new Main();

Question 48

A bookstore's sales are represented by a list of Sale objects populated with the name of the customer and the books they purchased.
public class Sale {
private String customer;
private List<Book> items;
// constructor, setters and getters not shown
}
public class Book {
private String name;
private double price;
// constructor, setters and getters not shown
}
Given a list of Sale objects, tList, which code fragment creates a list of total sales for each customer in ascending order?