File Info
| Exam | Java SE 11 Programmer I |
| Number | 1z0-815 |
| File Name | Oracle.1z0-815.SelfTestEngine.2020-02-25.57q.vcex |
| Size | 5 MB |
| Posted | Feb 25, 2020 |
| Download | Oracle.1z0-815.SelfTestEngine.2020-02-25.57q.vcex |
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Demo Questions
Question 1
Given:
What is the result?
- nothing
- It fails to compile.
- 0
- A java.lang.IllegalArgumentException is thrown.
- 10
Correct answer: B
Explanation:
Question 2
Given:
Which two changes need to be made to make this class compile? (Choose two.)
- 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;
Correct answer: CE
Question 3
Which two modules include APIs in the Java SE Specification? (Choose two.)
- java.logging
- java.desktop
- javafx
- jdk.httpserver
- 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 4
Given:
What is the output?
- 300
- Exception
- 200
- 100
Correct answer: A
Explanation:
Question 5
Given:
What is the result?
- The compilation fails.
- abdf
- abd
- adf
- abcd
Correct answer: A
Question 6
Which set of commands is necessary to create and run a custom runtime image from Java source files?
- java, jdeps
- javac, jlink
- jar, jlink
- 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?
- 4
- 3
- An exception is thrown at runtime.
- 5
Correct answer: D
Explanation:
Question 8
Given:
What is the result?
- 5
- 3
- 23
- 25
- 11
Correct answer: B
Question 9
Given:
executed using this command:
java Myclass My Car is red
What is the output of this class?
- Car--red--My
- My--Car--is
- My--is--java
- java--Myclass--My
- Myclass--Car--red
Correct answer: B
Question 10
Given:
Which loop incurs a compile time error?
- the loop starting line 11
- the loop starting line 7
- the loop starting line 14
- the loop starting line 3
Correct answer: A
