Harpers computer vocabulary

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Across
  1. 1. a group of binary digits or bits operated on as one unit.
  2. 2. the CPU works with the information on the computer.
  3. 3. small files that websites put on your computer hard disk drive when you first visit.
  4. 5. a set of computer instructions in firmware that control input and output operations.
  5. 7. code a coding system using the binary digits 0 and 1 to represent a letter, digit, or other character in a computer or other electronic device.
  6. 8. system the software that supports a computer's basic functions, such as scheduling tasks, exciting applications, and controlling peripherals.
  7. 9. a peripheral device.
  8. 14. a preselected option adopted by a computer program or other mechanism when no alternative is specified by the programmer or user.
  9. 15. computing the practice of using a network of remote services hosted on the internet to store, manage, and process data.
  10. 17. the parts of a computer you can touch.
  11. 18. a computer network consisting of a worldwide network.
  12. 19. is a device in the computer that is working even if the computer is turned off.
  13. 20. donating a piece of equipment such as a computer that is suitable for use at an ordinary desk.
  14. 22. memory found in computers.
Down
  1. 1. a program with a graphical user interface for displaying HTML files, used to navigate the world wide web.
  2. 2. a desktop computer or workstation that is capable of obtaining information and applications from a server.
  3. 4. defines the cables, connectors, and communication protocols used in a bus for connection, communication and power supply between computers and electronic devices.
  4. 6. a printed circuit board containing the principal components of a computer or other device, with connectors into which other circuit boards can be slotted.
  5. 8. source denoting software for which the original source code is made freely available and may be redistributed and modified.
  6. 10. a unique string of numbers separated by periods that indicates each computer using the internet protocol to communicate over a network.
  7. 11. a high capacity, self-connected storage device a read-write mechanism plus one or more hard disks inside a sealed unit.
  8. 12. Software gives instructions to the hardware and tells it what to do and how to do it.
  9. 13. is the fundamental network identification for any resource connected to the web.
  10. 14. The collection of information used to connect your application to a particular ODCB database.
  11. 15. a memory for high-speed retrieval is possible.
  12. 16. a group or system of interconnected people or things.
  13. 18. is an internet service provider.
  14. 21. a computer or a computer program that manages access to a centralized resource or service in a network.