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Data Types

AQA 75174.1.1.1A-levelLesson packFree
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  • 10 questions
  • 41 marks
  • about 55 minutes
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Question types: short answer, multiple choice, matching, true or false, fill the gap.

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AQA A-level Computer Science (7517) Paper 1, 4.1.1.1 Data types — be familiar with and able to use integer, real/float, Boolean, character, string, date/time, pointer/reference, record and array data types, understand why the choice of data type matters, and understand implicit and explicit type…

27 slides.

Lesson outline

  1. Do Now — Retrieval
  2. I-Do: The Data Type Family — Why Data Types Matter
  3. Hinge Check — Does Data Type Choice Actually Matter?
  4. I-Do: Integer and Real/Float
  5. I-Do: Comparing Typical Memory Footprints
  6. We-Do — Choosing Numeric Types and Casting
  7. Hinge Check — Integer Division Misconception
  8. I-Do: Boolean and Character
  9. I-Do: String — A Sequence of Characters
  10. Hinge Check — Is a Character Just a 1-Letter String?
  11. I-Do: Date/Time
  12. I-Do: Pointer / Reference
Unit bundlePaper 1
Part of: Paper 1: the whole unitEvery resource in the unit in one zip.

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