Classifying

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Look at the Help Box and then use suitable classifying expressions to complete there sentences.
  1. A computer can be divided in hardware and software.
  2. Peripherals are classified into three types; input, output and storage devices.
  3. A word processing program consist of a software witch lets the user create and edit text.
  4. There are two classes of network architecture; peer-to-peer, where all computers have the same capabilities, and client-server (e.g. the internet), where servers store and distribute data, and clients access this data.