IPT Puzzle 1

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Across
  1. 1. The art of making inanimate objects appear to move.
  2. 5. A machine-readable code in the form of numbers and a pattern of parallel lines of varying widths.
  3. 6. Protecting data by translating data from plaintext to ciphertext.
Down
  1. 1. A file sent to another with an accompanying email.
  2. 2. An abbreviation for a digital video disc.
  3. 3. A copy of a computer file or data to protect against accidental loss or corruption.
  4. 4. The temporary memory that lets users access information quicker than if accessing from the main hard drive.
  5. 7. Contains the programming that allows a computer to start up each time it is turned on.