Computer Science Crossword

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Across
  1. 2. a printed circuit board that can be inserted into an electrical connector, or expansion slot on a computers motherboard, backplane or riser card to add functionality to a computer system
  2. 3. an established set of rules that determine how data is transmitted between different devices in the same network
  3. 4. a computer used primarily by large organizations for critical applications like bulk data processing for tasks
  4. 6. a form of user interface that allows users to interact with electronic devices through graphical icons and audio indicator
  5. 9. a form of computer memory that can be read and changed in any order
  6. 10. the electronic circuitry that executes instructions comprising a computer program
  7. 12. an electro-mechanical data storage device that stores and retrieves digital data using magnetic storage
  8. 15. instructions that tell a computer what to do
  9. 17. a passive heat exchanger that transfers the heat generated by an electronic or a mechanical device to a fluid medium, often air or a liquid coolant, where it is dissipated away from the device
  10. 19. the arrangement of the elements of a communication network
  11. 21. extends a private network across a public network and enables users to send and receive data across shared or public networks as if their computing devices were directly connected to the private network
  12. 24. individual facts, statistics, or items of information, often numeric
  13. 25. an identifier specified as a suffix to the name of a computer file
  14. 28. a technology consisting of computer components and recording media that are used to retain digital data
  15. 29. the actions a processor performs when it receives information
Down
  1. 1. system software that manages computer hardware, software resources, and provides common services for computer programs
  2. 4. a small, relatively inexpensive computer with a microprocessor as its central processing unit.
  3. 5. an auxiliary device used to put information into and get information out of a computer
  4. 7. processes commands to a computer program in the form of lines of text
  5. 8. a technology consisting of computer components and recording media that are used to retain digital data
  6. 11. computer that is intermediate in size between a laptop computer and a smartphone
  7. 13. a machine that can be programmed to carry out sequences of arithmetic or logical operations automatically
  8. 14. a piece of computer hardware or software that provides functionality for other programs or devices, called "clients"
  9. 16. a piece of equipment used to provide data and control signals to an information processing system
  10. 18. the physical parts of a computer
  11. 20. a computer with a high level of performance as compared to a general-purpose computer
  12. 22. a computer network that interconnects computers within a limited area
  13. 23. a person who utilizes a computer or network service
  14. 26. a conceptual model that characterises and standardises the communication functions of a telecommunication or computing system
  15. 27. an electrical device that supplies electric power to an electrical load
  16. 30. the enclosure that contains most of the components of a personal computer