Computer Science

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Across
  1. 2. To mention the author of a piece of text or media
  2. 5. The use of physical human characteristics to facilitate security authentication
  3. 6. Find and fix problems in a program
  4. 7. Facts and statistics collected together for reference or analysis
  5. 8. The number system used by computers to represent all messages and commands
Down
  1. 1. The person who uses a particular program
  2. 2. structure A block of programming that analyses variables and chooses a direction
  3. 3. designed to block unauthorized access while permitting outward communication
  4. 4. Commons A set of intellectual property laws
  5. 5. An error or flaw in a program that causes it to give the wrong answer or crash
  6. 6. cleaning Detecting and correcting corrupt and inaccurate records from a set of data