CS Theory for Beginners

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Across
  1. 4. there are ___ bits in one byte
  2. 6. this chip, called a ROM or ___ chip, contains start-up instructions for a computer.
  3. 7. utility programs and applications are types of ___.
  4. 11. these robots are used in places like factories
  5. 13. a single one or a zero
  6. 14. this is a part of the CPU that can hold one piece of information
  7. 16. a type of malware that tracks what you type into forms that could contain sensitive information
  8. 18. this memory device is at the bottom of the memory hierarchy (the pyramid)
  9. 20. this type of hard drive is not in the form of a disk
  10. 21. human-machine ___ are devices used to communicate back and forth with computers
Down
  1. 1. the ___ system of a computer controls basic functions
  2. 2. this type of key is only available to one computer for decrypting
  3. 3. this is another common name for the CPU
  4. 5. this part of the computer connects everything together
  5. 8. a type of malware that makes you pay money to retrieve encrypted files
  6. 9. when the numbers of an address are replaced with words and letters, it is referred to as a ___ name.
  7. 10. the bus refers to the ___ in a computer.
  8. 12. when information is sent somewhere, it gets broken down into smaller ___.
  9. 15. in the fetch phase, the control unit gets an instruction from a memory ___.
  10. 17. ALU stands for arithmetic ___ unit.
  11. 19. this type of key cannot be decrypted with math