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B1.1 Approaches to computational thinkingB1.1.4

Trace flowcharts for a range of programming algorithms

Trace flowcharts for a range of programming algorithms

SL + HL≈ 60 minCommand term: TracePremium

In this lesson

  • Recognising the standard flowchart symbols (ISO 5807) and what each one represents
  • Tracing a flowchart step by step and recording the values of variables in a trace table
  • Working out the output and the purpose of an algorithm from its flowchart

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What's inside

  1. LearnFlowcharts
  2. LearnThe standard symbols
  3. CheckWhich symbol?
  4. LearnHow to trace a flowchart
  5. LabTrace four flowcharts
  6. CheckQuick check
  7. ExamWorked exam answer
  8. ReviewMistakes examiners see
  9. Exam practiceExam-style questions

Ends with 4 exam-style questions worth 12 marks, with a self-marking markscheme.