The syllabus says that you should be able to:

  1. identify different data types:
    • logical / Boolean
    • alphanumeric / text
    • numeric (real and integer)
    • date
  2. select appropriate data types for a given set of data: logical/Boolean, alphanumeric/text, numeric and date;
  3. describe what is meant by the terms
    • file
    • record
    • field
    • key field
  4. describe different database structures such as
    • flat files
    • relational tables
    • relationships
    • primary keys
    • foreign keys;
  5. state the difference between analogue data and digital data;
  6. explain the need for conversion between analogue and digital data.
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