V. Fill in the gaps necessary words: 1. A peripheral is a ... that performs input/ output or . 2. There must be some type of mechanism for data into the computer for 3. Input is used to perform two basic computational tasks 4. There are three keyboard 5. The numeric is useful when numeric data must be 6. The mouse is a unit with a small rotating ball. 7. A user must functions. and into the computer. the buttons to activate the command. the results to us. 8. The system unit must 9. Printers are devices which produce 10 or are magnetic disk drives use for auxiliary storage.

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