Chapter 7: Systems Life Cycle

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Across
  1. 3. This is the ongoing phase where the system is updated as needed.
  2. 4. With this method the new system is introduced into one branch and its performance is assessed before introducing in other branches.
  3. 6. Identifying the hardware and software required to run the new system is called
  4. 9. this is data outside the limits of acceptability/validity and should be rejected or cause an error message
  5. 10. Custom made software written specifically for the company.
  6. 11. This method involves one-to-one question-answer session between the analyst and the user.
  7. 12. The stage where a new information system is installed, and people are trained to use it.
Down
  1. 1. The first stage of the system life cycle
  2. 2. It uses defined symbols like rectangles, circles, arrows and short text labels, to show data inputs, outputs, storage points.
  3. 5. People who study an organization’s systems and suggest new systems.
  4. 7. A six-phase problem-solving procedure for examining and improving an information system.
  5. 8. is the process where data entered into a computer is checked to see if it satisfies certain criteria.