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1z0-819 – Java SE 11 Developer

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Showing 4–6 of 15 questions

Question 4

Given:

Assuming that this code compiles correctly, which three statements are true? (Choose three.)

Select all that apply, then click Submit answer.

  • ○

    B cannot be abstract.
  • ○

    B is a subtype of A.
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    A cannot be abstract.
  • ○

    A cannot be final.
  • ○

    B cannot be final.
  • ○

    A is a subtype of B.
Question 5

Given:

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

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  • ○

    Abacus aba = (int m, int n) -> { m * n };
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    Abacus aba = (int e, int f) -> { return e * f; };
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    Abacus aba = (a, b) -> a * b;
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    Abacus aba = v, w -> x * y;
  • ○

    Abacus aba = (int i, j) -> ( return i * j; };
Question 6

Given:

Which two methods facilitate valid ways to read instance fields? (Choose two.)

Select all that apply, then click Submit answer.

  • ○

    getTCount
  • ○

    getACount
  • ○

    getTotalCount
  • ○

    getCCount
  • ○

    getGCount