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JSS2: COMPUTER STUDIES - 1ST TERM

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  1. Computer Software | Week 1
    4 Topics
    |
    1 Quiz
  2. Operating System | Week 2
    9 Topics
    |
    1 Quiz
  3. Computer Memory: Primary And Secondary Memory | Week 3
    5 Topics
    |
    1 Quiz
  4. Computer Memory II: Secondary Memory (Backing Storage) | Week 4
    2 Topics
    |
    1 Quiz
  5. Number System I | Week 5
    4 Topics
    |
    1 Quiz
  6. Number System II | Week 6
    3 Topics
    |
    1 Quiz
  7. Units of Storage In Computer | Week 7
    2 Topics
    |
    1 Quiz
  8. Problem Solving Skills With Computer | Week 8
    5 Topics
    |
    1 Quiz
  9. Computer Programming Languages | Week 9
    3 Topics
    |
    1 Quiz



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Topic Content:

  • Special Symbols In Flowchart
  • Flowchart Examples

Flowchart uses a number of special symbols to depict different operations specified in an algorithm. The special symbols include the following:

Screenshot 2023 08 14 at 21.21.19Terminal symbol: used for starting or
terminating a process
Screenshot 2023 08 14 at 21.25.21  I/O symbol: used for input or output
Screenshot 2023 08 14 at 21.27.06Process symbol: used for an operation that
causes a change in some value.
Screenshot 2023 08 14 at 21.29.30Decision symbol: used to indicate points in the
flow charts when decisions are to be made.
Screenshot 2023 08 14 at 21.33.31Connecting symbol: used to indicate a connection
to another part of the chart.
Screen Shot 2021 03 16 at 7.46.15 PMArrow symbol: This indicates the direction of the
flow of logic. 

Flowchart Example 1:

Draw a Flowchart to calculate the area ‘A’ of a triangle with base ‘B’ and height ’H’.

Screenshot 2023 08 14 at 21.55.05

Flowchart Example 2:

Draw a Flowchart to add two numbers.

 

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