Unit 17: Vocabulary

Please study the 18 vocabulary below and press the 'Mark Complete' button.
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barcode reader
a hardware peripheral designed to 'scan' products into an inventory tracking system.
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Harry ran into trouble while taking inventory because he forgot to charge his barcode reader.
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click
To press and release the primary (left-side) mouse button
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The screen prompt read "Click the button to continue."
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double-click
To depress and release the left mouse button twice in quick succession
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The Macintosh user did not know that in order to open a file in Windows you need to double-click it.

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