computer terms

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Across
  1. 4. the screen you look at to see what your computer is doing
  2. 7. a small, handheld pointing device that lets you move a cursor on the screen to click, select, and drag items.
  3. 11. a device that turns a physical document or image, like a photo or a paper, into a digital file that a computer can read.
  4. 12. a small, portable storage device that plugs into a computer's USB port to save and transfer files.
  5. 13. the part of a computer in which operations are controlled and executed.
  6. 15. a device that translates digital data from your computer into signals that can travel over phone or cable lines
  7. 16. a computer component that handles audio by converting digital information into analog sound for your speakers or headphones
  8. 17. any external device that connects to a computer to add functionality
  9. 18. the technology that allows computers and other devices to connect to a wired network using a physical cable
  10. 19. a panel of keys that operate a computer or typewriter.
Down
  1. 1. a computer component that reads and writes data using a laser, allowing it to play or burn CDs, DVDs, and Blu-rays
  2. 2. a printed circuit board containing the principal components of a computer or other device, with connectors into which other circuit boards can be slotted.
  3. 3. a video camera that is connected to a computer or integrated in a device and allows its images to be seen online.
  4. 5. a piece of hardware that lets a computer connect to a network, like the internet or a local office network.
  5. 6. a computer input device that uses a hand-held stick or lever to control the movement of an object on a screen or to operate machinery.
  6. 7. a device that converts sound waves into electrical signals
  7. 8. storage device containing a read-write mechanism plus one or more hard disks, inside a sealed unit.
  8. 9. output devices that turn electrical signals into sound, allowing you to hear audio from your computer.
  9. 10. a machine that takes information from a computer, like text or images, and puts a copy of it onto paper or another material.
  10. 14. a powerful, centralized computer that provides data, resources, or services to other computers