|
S.
No.
|
Design
Change
|
Life
Cycle Phase
|
Reason
|
|
1
|
The
shortest path to the destination should be computed
with respect to time and distance. Initially it was
computed only with respect to distance. |
Contextual
Interviews
|
User
suggestion & requirement. |
|
2
|
The
application should be easy enough to understand and
operate for a general user. This was already a guiding
principle but received further emphasis after user suggestion |
Contextual
Interviews
|
User
suggestion, because the users had particularly bad experiences
with electronic gadgets |
|
3
|
The
database of the system should be comprehensive and up
to date so that each route and street of any area should
be included in the results produced by the mobile device. |
Contextual
Interviews
|
User
suggestion, because the user had a bad experience with
his previous GIS. |
|
4
|
The
central database to which the mobile GIS connect via
satellite is updated regularly on periodic and event
driven basis. |
Contextual
Interviews
|
Our
conclusion because it would serve as a mean to provide
up to date information to the users and will also help
in achieving design change 3. |
| |
|
|
|
| |
|
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