COMPUTER TERMS

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Across
  1. 1. Is the place in a computing devices where the operating system application programs and data in current use are kept so they can be reached quickly
  2. 4. Is the brains of of the computer and it where most calculatins take place
Down
  1. 2. Is a printed circuit board containing the principal components of a computer or other device.
  2. 3. A set of instructions in firmware that control input and output operations