Comp B

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Across
  1. 4. Main screen and user interface of a computer
  2. 5. Process of encoding data for security purposes
  3. 7. Input device for controlling on-screen movement
  4. 10. Security measure to protect a computer from unauthorized access
Down
  1. 1. Device for converting physical images into digital format
  2. 2. Wireless technology for connecting devices
  3. 3. Activity of playing video or computer games
  4. 6. Central unit that performs calculations in a computer
  5. 8. Temporary storage area for frequently accessed data
  6. 9. Collection of songs organized for playback