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Arrays

Computer Science · Java

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About this practice set

Arrays is part of Computer Science (Java). Questions are generated with new numbers each time you practise. Levels available: Easy. After you answer, an explanation is shown.

Example questions

A taste of what you will practise. Answers are revealed after you try.

  • Easy

    What does this Java code print? int[] a = {7, 4, 8}; System.out.println(a.length);