Exercise
1: You have got a job as an intern at
Rental Housing Inc. Part of your job is to help Rental Housing set some
guidelines for using systems development methodologies. Your first assignment
is to help them determine what kind of tools they need to acquire for
developing information systems using the traditional SDLC methodology.
They also want to know what kind of IS professionals they need hire for
internal systems development.
1) Fill
out the following table indicating the kind of IS professional(s) involved in each phase, and the various
kind of tools or techniques that could be used in each phase.
SDLC |
| Phase |
IS
profesional |
Tool
or Technique |
| 1) Planning |
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| 2) System Analysis |
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| 3) System Design |
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| 4) Development |
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| 5) Testing |
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| 6) Implementation |
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| 7) Maintenance |
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Exercise
2:
1)
One of the advantages of using the traditional systems development
life cycle model, is that it is not necessary to complete one phase
before starting to work on the next phase.
|
T |
F |
2)
Technical feasibility analysis attempts to determine if the kind
of technologies required to develop the system do exist.
|
T |
F |
3)
The kind of feasibility analysis that seeks to determine if an organization
can afford the new information system and if the system will provide
the adequate benefits is called Financial Feasibility.
|
T |
F |
4)
Another aspect of the feasibility analyses consists in determining
if the proposed development time line is realistic, and to assess
whether the company has the resources it needs at the scheduled time.
|
T |
F |
| 5)
In a Data Flow Diagrams, circles represent entities that are external
to the organization, and curved rectangles represent business processes. |
T |
F |
| 6)
Verification testing ensures that the system is working properly
in the real working environment using real data. |
T |
F |
7)
The implementation strategy in which the old system is immediately
replaced by the new one is called phased conversion
|
T |
F |
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