Download Java SE 11 Programmer I.1z0-815.ExamLabs.2019-12-13.48q.vcex

Vendor: Oracle
Exam Code: 1z0-815
Exam Name: Java SE 11 Programmer I
Date: Dec 13, 2019
File Size: 4 MB
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Demo Questions

Question 1
Which two modules include APIs in the Java SE Specification? (Choose two.)
  1. java.logging
  2. java.desktop
  3. javafx
  4. jdk.httpserver
  5. jdk.jartool
Correct answer: AD
Explanation:
Reference: https://docs.oracle.com/javase/9/docs/api/overview-summary.html
Reference: https://docs.oracle.com/javase/9/docs/api/overview-summary.html
Question 2
Given:
  
What is the output? 
  1. 300
  2. Exception
  3. 200
  4. 100
Correct answer: A
Explanation:
  
  
Question 3
Which two statements are true about the modular JDK? (Choose two.)
  1. The foundational APIs of the Java SE Platform are found in the java.base module.
  2. An application must be structured as modules in order to run on the modular JDK.
  3. It is possible but undesirable to configure modules’ exports from the command line.
  4. APIs are deprecated more aggressively because the JDK has been modularized.
Correct answer: AB
Question 4
Given the code fragment:
  
What is the result?
  1. -1 : 2
  2. 2 : -1
  3. 2 : 3
  4. 3 : 0
Correct answer: A
Question 5
Given:
  
What is the result?
  1. The compilation fails. 
  2. abdf
  3. abd
  4. adf
  5. abcd
Correct answer: A
Question 6
Which set of commands is necessary to create and run a custom runtime image from Java source files?
  1. java, jdeps
  2. javac, jlink
  3. jar, jlink
  4. javac, jar
Correct answer: C
Explanation:
Reference: https://blogs.oracle.com/jtc/automating-the-creation-of-jdk9-reduced-runtime-images-in-netbeans
Reference: https://blogs.oracle.com/jtc/automating-the-creation-of-jdk9-reduced-runtime-images-in-netbeans
Question 7
Given:
  
What is the result? 
  1. 2,3
    4,3 
    4,5 
  2. 2,3
    4,5 
    4,5 
  3. 2,5
    4,5 
    4,5 
  4. 2,3
    4,5 
    4,3
Correct answer: C
Explanation:
  
  
Question 8
Given:
  
Which two allow a.Main to allocate a new Person? (Choose two.)
  1. In Line 1, change the access modifier to private 
    private Person() {
  2. In Line 1, change the access modifier to public 
    public Person() {
  3. In Line 2, add extends Person to the Main class 
    public class Main extends Person { 
    and change Line 3 to create a new Main object 
    Person person = new Main();
  4. In Line 2, change the access modifier to protected 
    protected class Main {
  5. In Line 1, remove the access modifier 
    Person() {
Correct answer: CE
Question 9
Given:
  
Which two lines cause compilation errors? (Choose two.)
  1. line 12
  2. line 6
  3. line 9
  4. line 8
  5. line 7
Correct answer: AE
Question 10
Which describes a characteristic of setting up the Java development environment?
  1. Setting up the Java development environment requires that you also install the JRE.
  2. The Java development environment is set up for all operating systems by default.
  3. You set up the Java development environment for a specific operating system when you install the JDK.
  4. Setting up the Java development environment occurs when you install an IDE before the JDK.
Correct answer: D
Explanation:
Reference: https://docs.oracle.com/javame/8.1/sdk-dev-guide/install.htm
Reference: https://docs.oracle.com/javame/8.1/sdk-dev-guide/install.htm
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