2.1 Flow Diagrams Flashcards

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1
Q

What are Flowcharts

A

Flow diagrams are used to visually represent the steps that make up an algorithm

A standard set of shapes are used to represent different types of step.

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2
Q

What shapes are used in Flowcharts

A
  • An oval is used for the start and end of a program.
  • A rectangle is used to represent a process.
  • A parallelogram is used to represent an input or an output.
  • A diamond is used to represent a decision:
    • A decision has two labelled arrows coming out of it.
    • The ‘Yes’ arrow is followed if the condition in the diamond was true, otherwise the ‘No’ arrow is followed.
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