Page 156 - Computer

Computer Science S/N Symbol Flowlines symbol: Description
2.

The arrow shows the direction of flow from one
step or decision to another.
FOR ONLINE READING ONLY
Decision symbol:
3.
This is the symbol used in a flowchart to indicate
a point at which a decision must be made and a
branch to one or two more alternative points is
possible. The decision symbol usually contains
two exits; one labelled YES or TRUE and the other
NO or FALSE. The decision is based on a question.
The question is written inside the symbol.

4. Delay or wait symbol:
In flowcharts, the “wait” or “delay” symbol
indicates a temporary pause or halt in the
execution of a process. It represents a specified
period where the flowchart stops before moving
on to the next step or action.

5. Connector symbol:
Specifies a link to another page or another
flowchart when a complex flowchart is to be
drawn with various flow line directions. The
same symbol on the other page indicates that the
flow continues there.
6. Input or output symbol:
Used for both input (read) and output (write) to
denote any function of an I/O device.

7. Printed document:

Specifies if the input or output from the process is
in the form of the printed document
8 Terminal symbols:
These are alternatives for start and end points.

They always begin and end a flowchart. The
start symbol can have only one flow line but no
entering flowline. The stop symbol can have an
entering flow line but no exit.

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