Free 1Z0-819 Exam Dumps

Question 36

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.
1Z0-819 dumps exhibit
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.

Correct Answer:D

Question 37

Given:
1Z0-819 dumps exhibit
It is required that if p instanceof Pair then p.isValid() returns true.
Which is the smallest set of visibility changes to insure this requirement is met?

A. setLeft and setRight must be protected.
B. left and right must be private.
C. isValid must be public.
D. left, right, setLeft, and setRight must be private.

Correct Answer:B

Question 38

Given:
1Z0-819 dumps exhibit
What is the result?

A. The compilation fails.
B. abdf
C. abd
D. adf
E. abcd

Correct Answer:E

Question 39

Which command line runs the main class com.acme.Main from the module com.example?

A. java --module-path mods com.example/com.acme.Main
B. java –classpath com.example.jar com.acme.Main
C. java --module-path mods -m com.example/com.acme.Main
D. java -classpath com.example.jar –m com.example/com.acme.Main

Correct Answer:D

Question 40

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

A. java.logging
B. java.desktop
C. javafx
D. jdk.httpserver
E. jdk.jartool

Correct Answer:AD