week 4

Data entry:

• assign common data types to screen input boxes:

o numeric:

   Ã¢â€“ª integer

   Ã¢â€“ª float

   Ã¢â€“ª double

o text:

    â–ª strings

    â–ª char

o Boolean

    â–ª true/false

    • reducing risk of data entry errors:

o validation - check that user-entered data is sensible and in correct format

o verification - check that user-entered data is accurate

• privacy:

o compliance with standards and legislation for usage and storage

Data maintenance:

• user:

o editable data screens for permitted data changes

• system administrator:

o privileges to allow direct changes to data:

     Ã¢â€“ª user level

     Ã¢â€“ª user group level

     Ã¢â€“ª file level

Business resource considerations for data entry and maintenance:

• operational:

o time

o staffing

• financial:

o budget

o estimating and forecasting

• technological:

o hardware

o software

o storage

Last Updated
2023-03-29 10:58:18