Online 1z0-819 Questions Video

Java SE 11 Developer Questions and Answers

Question 25

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

java --module-path mods com.example/com.acme.Main

java –classpath com.example.jar com.acme.Main

java --module-path mods -m com.example/com.acme.Main

java -classpath com.example.jar –m com.example/com.acme.Main

Question 26

Given:

Assume the file on path does not exist. What is the result?

The compilation fails.

/u01/work/filestore.txt is not deleted.

Exception

/u01/work/filestore.txt is deleted.

Question 27

Given:

After which line can we insert assert i < 0 || values[i] <= values[i + 1]; to verify that the

values array is partially sorted?

after line 8

after line 6

after line 5

after line 10

Question 28

Given:

You want to obtain the Filechannel object on line 1.

Which code fragment will accomplish this?

Option A

Option B

Option C

Option D