Crossword Puzzle

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Across
  1. 3. the very first CD player used in saving data, video and music.
  2. 6. A technique that was invented to overcome the weaknesses of the shared credentials.
  3. 8. A storage device that were introduced by IBM in 1956.
  4. 9. This are self-contained units of software functions that give data characteristics it doesn't already have.
  5. 12. a platform refers to the combination of hardware and software that allows mobile devices like smartphones and tablets to operate.
  6. 13. a device is a physical object that can run a program.
  7. 14. He introduce the early communication year 1973
Down
  1. 1. the core software that manages the device's hardware and provides services for different apps.
  2. 2. Card This device is a piece of card stock that stores digital data using punched holes.
  3. 4. A computer ______ is an interconnected computing system that is capable of sending or receiving data.
  4. 5. USB memory stick was launched in 2000.
  5. 7. is a repository of structured data and enables efficient storage, retrieval, and manipulation of information.
  6. 10. This is the first mass-produced portable computer weighting 24 pounds.
  7. 11. the first computer system to defeat a reigning world chess champion