Transcript Power Point

Hand Held Based
Data Collection Utility
For Automobile Wholesale
Market Research
Overview
 Data Collection at used automobile auctions
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Login
Select year, make, model
Select body style, engine, options,
Enter adds/deducts, mileage, auction price
 Aggregation of data into central system at HQ
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Send data from handheld to central server via internal modem
Handheld receives updated vehicles file
Login
 Enter username & password
 User is authenticated against
the internal database
Data Entry 1
 Selecting the year limits the
available manufacturers in the
Make list box
 Selecting the Make limits the
available models in the Model list
box
 The overwhelming size of the
database required careful
selection of the database engine
(not Access) and careful database
design
Data Entry 2
 Only the available series,
engine, & equipment for the
particular year/make/model
combination is shown
 User selects the
corresponding series, engine,
& equipment
Data Entry 3
 Only the available equipment
and/or engine options are
shown for the particular
year/make/model combination
 User selects the
equipment/engine options
 User selects the condition,
mileage, price of the vehicle
Data Aggregation
 Only the available equipment
and/or engine options are
shown for the particular
year/make/model combination
 User selects the
equipment/engine options
 User selects the condition,
mileage, price of the vehicle
Data Aggregation
 During this process, the
handheld application also
reports its current version
of the vehicle database
 If a newer version is
available In the data
server, then the newer
version is downloaded
into the handheld