Practice Quiz

MTEL Digital Literacy and Computer Science

Category - Digital Lit and CS

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In an array data type, the index is used for which of the following purposes?
  1. Identifying the size of the array.
  2. Locating elements within the array
  3. Defining the first value in the array.
  4. Identifying duplicate data in the array.
Explanation
Correct Response: B. The index specifies the location within the array. A is incorrect because the largest value of the index is one less than the size of the array. C is incorrect because the index specifies the addresses of the array, not any of its values. D is incorrect because the index specifies the addresses of the array and does not identify duplicate values in the array.
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