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Flow charts | PPT
FLOW CHARTS
UNLEASH THE FURY!
What is flow chart?
A flow chart shows     Order a Burger


the break down of
     a task into
  separate steps

They can be used
to represent how
 programs work
Flow Chart Symbols
  Flow charts use standard symbols to represent
different activities. Having standard symbols means
    that the diagrams are universally understood
Drawing Flow Charts
• When drawing a flow diagram, every stage
  should be listed in a logical order.
• It should neat
• Easy to follow
• No room for misunderstanding or ambiguity
Drawing Flow Charts
All flow charts have a Start point using this symbol ->




All flow charts have an End point using this symbol ->
This is the ‘terminator’. It ends the flow.

 All flow charts have at least one process box ->
 The direction of flow is one way
Drawing Flow Charts


Only one flow line should enter a
decision symbol but two or three
 lines may leave it depending on
  the options that can be chosen
Advantages of Flow Charts
• A good way to communicate the details of a
  task or processes to others
• An excellent way of documenting each stage
  of the process
• Acts a blue print guiding the programmer
  through the development
Disadvantages of Flow Charts
• Some tasks are difficult to represent using a
  flow chart
• If and alteration is made then the flow chart
  may need to be redrawn
• People need to understand what the symbols
  mean

Flow charts

  • 1.
  • 2.
    What is flowchart? A flow chart shows Order a Burger the break down of a task into separate steps They can be used to represent how programs work
  • 3.
    Flow Chart Symbols Flow charts use standard symbols to represent different activities. Having standard symbols means that the diagrams are universally understood
  • 4.
    Drawing Flow Charts •When drawing a flow diagram, every stage should be listed in a logical order. • It should neat • Easy to follow • No room for misunderstanding or ambiguity
  • 5.
    Drawing Flow Charts Allflow charts have a Start point using this symbol -> All flow charts have an End point using this symbol -> This is the ‘terminator’. It ends the flow. All flow charts have at least one process box -> The direction of flow is one way
  • 6.
    Drawing Flow Charts Onlyone flow line should enter a decision symbol but two or three lines may leave it depending on the options that can be chosen
  • 7.
    Advantages of FlowCharts • A good way to communicate the details of a task or processes to others • An excellent way of documenting each stage of the process • Acts a blue print guiding the programmer through the development
  • 8.
    Disadvantages of FlowCharts • Some tasks are difficult to represent using a flow chart • If and alteration is made then the flow chart may need to be redrawn • People need to understand what the symbols mean