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Computer

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Across
  1. 4. an instrument or device used for observing, checking, or keeping a continuous record of a process or quantity.
  2. 7. a small handheld device that is dragged across a flat surface to move the cursor on a computer screen,
  3. 8. flash drive an external flash drive, small enough to carry on a key ring, that can be used with any computer that has a USB port.
  4. 9. central processing unit.
  5. 10. irrelevant or inappropriate messages sent on the Internet to a large number of recipients.
  6. 13. effect, such as corrupting the system or destroying data.
  7. 16. a folding cover or holder, typically made of stiff paper or cardboard, for storing loose papers.
  8. 17. the collection of physical parts of a computer system
  9. 19. the working surface of a desk.
Down
  1. 1. information system on the Internet that allows documents to be connected to other documents by hypertext links World wide web
  2. 2. something that views the web
  3. 3. an electronic device for storing and processing data,
  4. 5. System he software that supports a computer's basic functions, such as scheduling tasks, executing applications, and controlling peripherals.
  5. 6. a symbol or graphic representation on a screen of a program, option, or window, especially one of several for selection.
  6. 11. a panel of keys that operate a computer or typewriter.
  7. 12. a folder or box for holding loose papers that are typically arranged in a particular order for easy reference.
  8. 14. the web
  9. 15. a piece of code that is capable of copying itself and typically has a
  10. 17. drive a high-capacity, self-contained storage device containing a read-write mechanism plus one or more hard disks, inside a sealed unit.
  11. 18. (data) from one computer system to another, typically over the Internet.