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1Z0-819

Practice Oracle 1Z0-819 Exam Questions

1. Page: 1/52
  Total 260 Questions
Question No 1

Given:

What is the result?

Choose the Choices:

nothing

It fails to compile.

0

A java.lang.IllegalArgumentException is thrown.

10

B
Question No 2

Given:

Which two changes need to be made to make this class compile? (Choose two.)

Choose the Choices:

Change Line 1 to an abstract class:public abstract class API {

Change Line 2 access modifier to protected:protected void checkValue(Object value)throws IllegalArgumentException;

Change Line 1 to a class:public class API {

Change Line 1 to extend java.lang.AutoCloseable:public interface API extends AutoCloseable {

Change Line 2 to an abstract method:public abstract void checkValue(Object value)throws IllegalArgumentException;

C,E
Question No 3

Which two modules include APIs in the Java SE Specification? (Choose two.)

Choose the Choices:

java.logging

java.desktop

javafx

jdk.httpserver

jdk.jartool

A,D
Question No 4

Given:

What is the output?

Choose the Choices:

300

Exception

200

100

A
Question No 5

Which two statements are true about the modular JDK? (Choose two.)

Choose the Choices:

The foundational APIs of the Java SE Platform are found in the java.base module.

An application must be structured as modules in order to run on the modular JDK.

It is possible but undesirable to configure modules’ exports from the command line.

APIs are deprecated more aggressively because the JDK has been modularized.

A,C
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