Given:

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

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

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Given:

This code results in a compilation error.
Which code should be inserted on line 1 for a successful compilation?

• A.Consumer consumer = msg -> { return System.out.print(msg); };
• B.Consumer consumer = var arg > {System.out.print(arg);};
• C.Consumer consumer = (String args) > System.out.print(args);
• D.Consumer consumer = System.out::print;

Correct Answer: D

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Given the code fragment:

You want to display the value of currency as $100.00.
Which code inserted on line 1 will accomplish this?

• A.NumberFormat formatter = NumberFormat.getCurrency(locale);
• B.NumberFormat formatter = NumberFormat.getCurrencyInstance(locale);
• C.NumberFormat formatter = NumberFormat.getInstance(locale);
• D.NumberFormat formatter = NumberFormat.getInstance(locale).getCurrency();

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Given:

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

• A.after line 8
• B.after line 6
• C.after line 5
• D.after line 10

Correct Answer: B

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How many Thing objects are eligible for garbage collection in line 1?

• A.3
• B.2
• C.1
• D.0
• E.4

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