Week 1 Reveiw

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Across
  1. 2. Software containing coded instruction that controls a computer
  2. 5. An application program that interacts with all the information found on the world wide web
Down
  1. 1. A combined device for modulating and demodulating
  2. 3. A physical or virtual appliance that passes information between two or more computer networks
  3. 4. A group of two or more devices that can communicate