algorithm and data representation

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Across
  1. 2. compares adjacent element sand swaps them if they are in the wrong order
  2. 5. set of rules to follow
  3. 6. unique address identifying a device on a network
  4. 8. a half byte
Down
  1. 1. base 16 system simplifying binary
  2. 3. occurs when packets are lost whilst travelling across networks
  3. 4. attack that can shut down a machine
  4. 7. represents text in computers