Java Array Length vs. Size


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question 1 of 3

Which of the following is a characteristic of a Java array?

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1. If all elements of an array are of the same type, the array is said to be _____.

2. What is the number of elements in a Java array called?

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About This Quiz and Worksheet

For this quiz and worksheet combination, you are looking at arrays in Java, and their length and size. Questions ask about specific characteristics of arrays in the Java language, as well as the differing associations of length vs. size.

Quiz and Worksheet Goals

Your understanding is tested on the topics mentioned below during the quiz:

  • When all elements in an array are of the same type
  • The term for the number of elements in an array
  • Declaring an array of three elements
  • Length and size as they are used in arrays

Skills Practiced

  • Information recall - remember what you have learned about how to declare arrays
  • Defining key concepts - ensure that you can name the term for the number of elements contained in an array
  • Knowledge application - use what you know to answer questions about a specific type of array with elements of one type

Additional Learning

For additional review, head to the lesson titled Java Array Length vs. Size. There, you can check out the extra content highlighted below:

  • Defining a Java array
  • An example of an array
  • Determining the length of an array