34
i.
Multiplicity
Multiplicity itself is used to determine number of
classes who established relationship with one
particular class.
Table 2.2
#
Symbol
Description
1
1
Exactly 1
2
0..1
Zero or 1
3
0..*
Zero or more
4
1..*
1 or more
5
7..9
Specific range
2.1.8.2 Use-case Diagram
Use-case diagram is a diagram which displays how the
system’s functions are going to work as well as the actors
involved in the process (Whitten and Bentley, 2007:245). A
use-case diagram can display the different types of users of a
system. It also can view the various ways of how they interact
with the system.Use-case diagram consists of several elements.
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