Given:

and

What is the result?

• A.A NullPointerException is thrown at run time.
• B.The compilation fails.
• C.1
  Null
  null
• D.1
  1
  1
• E.A ClassCastException is thrown at run time.

Correct Answer: B

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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 B
• B.Option C
• C.Option D
• D.Option A

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Given the code fragment:
Path currentFile = Paths.get("/scratch/exam/temp.txt");
Path outputFile = Paths get("/scratch/exam/new.txt");
Path directory = Paths.get("/scratch/");
Files.copy(currentFile, outputFile);
Files.copy(outputFile, directory);
Files.delete (outputFile);
The /scratch/exam/temp.txt file exists. The /scratch/exam/new.txt and /scratch/new.txt files do not exist.
What is the result?

• A./scratch/exam/new.txt and /scratch/new.txt are deleted.
• B.The program throws a FileaAlreadyExistsException.
• C.The program throws a NoSuchFileException.
• D.A copy of /scratch/exam/new.txt exists in the /scratch directory and /scratch/exam/new.txt is deleted.

Correct Answer: C

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Given:

What is the output?

• A.Object value 25
• B.Short value 25
• C.Byte value 25
• D.The compilation fails due to an error in line 1.

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Given:

Which two codes, independently, can be inserted in line to 1 compile?

• A.Abacus aba = (int m, int n) -> { m * n };
• B.Abacus aba = (int i, j) -> ( return i * j; };
• C.Abacus aba = (int e, int f) -> { return e * f; };
• D.Abacus aba = (a, b) -> a * b;
• E.Abacus aba = v, w -> x * y;

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