Computer Fundamentals Vocabulary

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Across
  1. 1. A socket found on the motherboard where an expansion card can be inserted.
  2. 3. The flow of electrical current that operates in two directions at any given time.
  3. 4. A base-2 number system composed of both ones and zeros.
  4. 9. A data transfer device that is often used to connect peripherals or transfer data.
  5. 10. Software that supports a computer’s basic functions.
  6. 11. The potential difference of an electric current between two points.
  7. 13. A small flash memory card designed for devices like laptops, digital cameras, music players, and desktop computers.
  8. 14. The three-prong AC power chord that transmits AC current into the computer’s power supply.
Down
  1. 2. The specification for a motherboard identifies the board’s dimensions and physical characteristics.
  2. 5. The measurement of the electric current’s force or pressure.
  3. 6. The essential foundation of a computer's operating system that provides basic services for all other parts of the OS
  4. 7. An external device that is used to send data and to provide an input/output interface for a computer.
  5. 8. A wireless terminal device that connects to a wireless network.
  6. 12. higher performance and supports some new features not found on the HDMI interface