Information Systems Unit 3 SAC 2 preparation
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SAC 2 contributes 50% of the 100 marks allocated to SACs for unit 3

Areas you need to revise:

  1. Identifying the system goals and system objectives of an organization

  2. The 5 stages of the SDLC

  3. Reasons why an Information System may require changing/updating

  4. The methods used to collect data about an existing (current) IS and the advantages & disadvantages of these methods

  5. the different types of Information Systems

  6. the process of a systems analysis including the tools a Systems Analyst might use (data dictionaries, DFDs etc)

  7. Feasibility studies including the criteria that might be used to compare various options

  8. The 'components' of a DFD and how they're labeled

  9. Identifying or recommending data structures

  10. Identifying or recommending hardware and software for a new or upgraded IS

  11. Identifying a list of criteria that may be used to evaluate the new system