Free Access to Oracle.1Z0-819.v2023-05-29.q115 with Valid Practice Test (Page 6)

Question 21

Your organization makes mlib.jar available to your cloud customers. While working on a new feature for mlib.jar, you see that the customer visible method public void enableService(String hostName, String portNumber) executes this code fragment

and you see this grant is in the security policy file:

What security vulnerability does this expose to your cloud customer's code?

A.denial of service attack against any reachable machine
B.none because the customer code base must also be granted SocketPermission
C.XML injection attack against any mlib server
D.SQL injection attack against the specified host and port
E.privilege escalation attack against the OS running the customer code

Question 22

Given:

Which two lines cause compilation errors? (Choose two.)

A.line 7
B.line 12
C.line 6
D.line 9
E.line 8

Question 23

Given:
/code/a/Test.java
containing:

and
/code/b/Best.java
containing:
package b;
public class Best { }
Which is the valid way to generate bytecode for all classes?