Computer Hardware

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Across
  1. 2. Firmware that initializes hardware before the OS loads
  2. 3. Handles graphics processing and parallel computation
  3. 5. CPU performs the instruction during this step
  4. 8. Universal connector for peripherals and storage devices
  5. 11. Enclosure that protects and organizes PC hardware
  6. 12. Moves air to cool internal components
  7. 13. Performs arithmetic and logic operations inside the CPU
  8. 14. The smallest unit of digital information (0 or 1)
  9. 15. Temporary memory used by the CPU to store active data
  10. 16. Displays visual output from the computer
  11. 17. Metal component that absorbs and dissipates heat
  12. 18. Mechanical storage device used for long-term data
  13. 19. CPU interprets the instruction during this step
  14. 21. Fast storage device with no moving parts
Down
  1. 1. The main circuit board that connects all components
  2. 4. Converts wall power into usable DC power for components
  3. 6. Very fast memory that stores frequently used CPU data
  4. 7. PASTE Material that helps transfer heat from CPU to cooler
  5. 9. Number system using only 0s and 1s
  6. 10. Primary input device for typing commands
  7. 11. The brain of the computer that executes instructions
  8. 12. First step of the CPU cycle: retrieving an instruction
  9. 20. STRAP Safety device worn to prevent electrostatic discharge