Chapter 1 Vocabulary

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Across
  1. 1. stores information for the computer to process & instructions for the computer to complete certain tasks
  2. 2. describes the constant flow of electricity to maintain stored values
  3. 4. represents a connection to another page & is usually displayed on a Web page as underlined, colored text.
  4. 7. collections of wires that carry information in the form of electrical signals
  5. 8. a collection of software that spans the internet and enables the interlinking of documents & resources
  6. 9. a vast, international network of computers; crosses geographic borders and links computers
  7. 10. stores data as electrical charges in a series of memory "cells" made up of non-volatile electronic circuitry
  8. 14. carries out programmatic steps to process data, located on the motherboard
  9. 15. document that stores information (a song, an image)
  10. 16. uses intuitive, visual elements to simplify the process of viewing files & executing programs
  11. 17. metal platter that stores bits as magnetized and nonmagnetized spots, rotates under a sensor, and can retain data without power.
  12. 18. the programs that execute on the computer, carrying out tasks like word processing & accessing the Web
Down
  1. 1. a circuit board inside computers that stores electrical components and helps them communicate
  2. 3. allows the computer to receive data & instructions from an external source, such as a keypad.
  3. 5. a collection of programs that stores how the CPU, memory, and I/O devices work together to execute programs (largest & most integral systems software on a computer)
  4. 6. the physical components of a computer (you can "kick it")
  5. 11. utilizes high-speed circuitry to provide high-speed access to data
  6. 12. collection of 8 bits, capable of representing 256 different values
  7. 13. communicates with the CPU using lower-speed circuitry
  8. 14. device that receives, stores, & processes information