Computer Parts and Terms

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Across
  1. 3. A computer which may be used to provide services to clients.
  2. 5. A collection of computers and devices connected by communications channels.
  3. 6. A pointing device that functions by detecting two-dimensional motion relative to its supporting surface.
  4. 7. ___________ is a digital display interface developed by the Video Electronics Standards Association (VESA). The interface is primarily used to connect a video source to a display device such as a computer monitor, though it can also be used to transmit audio, USB, and other forms of data.
  5. 10. A hardware device or software to protect a computer from viruses, malware, trojans etc.
  6. 11. An electronic or electromechanical hardware device that is used for entering data into, and displaying data from, a computer or a computing system.
  7. 13. _________ case (or computer chassis, cabinet, box, tower, enclosure, housing, system unit or simply case) - the enclosure that contains most of the components of a computer (usually excluding the display, keyboard and mouse).
  8. 14. Computer programs and other kinds of information read and written by computers
  9. 16. Devices that are used to store data or programs on a temporary or permanent basis for use in an electronic digital computer.
  10. 17. The physical components of a computer.
  11. 19. (or chip set) - a group of integrated circuits, or chips, that are designed to work together. They are usually marketed as a single product.
  12. 20. (Digital Video Disc or Digital Versatile Disc) - an optical compact disc - of the same dimensions as compact discs (CDs), but store more than six times as much data.
  13. 21. (Dynamic random-access memory) - a type of random-access memory that stores each bit of data in a separate capacitor within an integrated circuit and which must be periodically refreshed to retain the stored data.
Down
  1. 1. A computer program that can replicate itself and spread from one computer to another. The term "virus" is also commonly, but erroneously, used to refer to other types of malware, including but not limited to adware and spyware programs that do not have a reproductive ability.
  2. 2. A peripheral which produces a text or graphics of documents stored in electronic form, usually on physical print media such as paper or transparencies.
  3. 3. (Synchronous dynamic random access memory) - dynamic random access memory that is synchronized with the system bus.
  4. 4. An electronic visual display for computers.
  5. 6. The central printed circuit board (PCB) in many modern computers which holds many of the crucial components of the system, while providing connectors for other peripherals.
  6. 8. A device attached to a computer but not part of it.
  7. 9. Any form of computer data storage that allow stored data to be accessed in any order (i.e., at random).
  8. 12. An input device, partially modeled after the typewriter keyboard, which uses an arrangement of buttons or keys, to act as mechanical levers or electronic switches.
  9. 15. A pointing device consisting of specialized surface that can translate the motion and position of a user's fingers or a stylus to a relative position on a screen.
  10. 18. A webcam is a video camera that feeds its images in real time to a computer or computer network, often via USB, Ethernet, or Wi-Fi.