Given:

Which annotation should be used to remove warnings from compilation?

• A.@SuppressWarnings on the main and print methods
• B.@SuppressWarnings("unchecked") on main and @SafeVarargs on the print method
• C.@SuppressWarnings("rawtypes") on main and @SafeVarargs on the print method
• D.@SuppressWarnings("all") on the main and print methods

Correct Answer: B

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Given:

When run and all three files exist, what is the state of each reader on Line 1?

• A.Only reader1 has been closed.
• B.All three readers have been closed.
• C.All three readers are still open.
• D.The compilation fails.

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Given:

Which annotation should be used to remove warnings from compilation?

• A.@SuppressWarnings on the main and print methods
• B.@SuppressWarnings("unchecked") on main and @SafeVarargs on the print method
• C.@SuppressWarnings("rawtypes") on main and @SafeVarargs on the print method
• D.@SuppressWarnings("all") on the main and print methods

Correct Answer: B

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Given:

What is the result?

• A.3 5 3 3
• B.3 3 3 3
• C.3 5 3 5
• D.5 5 3 3

Correct Answer: A

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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

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