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1z0-819 Exam Dumps - Java SE 11 Developer

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Question # 17

Given:

Which two independent changes will make the Main class compile? (Choose two.)

A.

Move the entire Student class declaration to a separate Java file, Student.java.

B.

Change line 2 to public Student(String classname).

C.

Change line 1 to public class Student {.

D.

Change line 3 to Student student = new Student(“Biology”);.

E.

Change line 1 to static class Student {.

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Question # 18

Given:

What is the correct definition of the JsonField annotation that makes the Point class compile?

A)

B)

C)

A.

Option A

B.

Option B

C.

Option C

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Question # 19

You are working on a functional bug in a tool used by your development organization. In your investigation, you find that the tool is executed with a security policy file containing this grant.

What action should you take?

A.

Nothing, because it is an internal tool and not exposed to the public.

B.

Remove the grant because it is excessive.

C.

Nothing, because it is not related to the bug you are investigating.

D.

File a security bug against the tool referencing the excessive permission granted.

E.

Nothing, because listing just the required permissions would be an ongoing maintenance challenge.

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Question # 20

Given:

What is the result?

A.

2,34,34,5

B.

2,34,54,5

C.

2,54,54,5

D.

2,34,54,3

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Question # 21

Given the code fragment:

Path source = Paths.get(“/repo/a/a.txt”);

Path destination = Paths.get(“/repo”);

Files.move(source, destination); // line 1

Files.delete (source); // line 2

Assuming the source file and destination folder exist, what Is the result?

A.

A java.nio.file.FileAlreadyExistsException is thrown on line 1.

B.

A java.nio.file.NoSuchFileException is thrown on line 2.

C.

A copy of /repo/a/a.txt is moved to the /repo directory and /repo/a/a.txt is deleted.

D.

a.txt is renamed repo.

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Question # 22

Given:

Which three classes successfully override printOne()? (Choose three.)

A.

Option A

B.

Option B

C.

Option C

D.

Option D

E.

Option E

F.

Option F

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Question # 23

Given:

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

A.

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

B.

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

C.

Change Line 1 to a class:public class API {

D.

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

E.

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

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Question # 24

Given this requirement:

Module vehicle depends on module part and makes its com.vehicle package available for all other modules.

Which module-info.java declaration meets the requirement?

A.

Option A

B.

Option B

C.

Option C

D.

Option D

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