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These establish whether the objectives and targeted performance criteria have been met,
and if not, why not, and what should be done about it. Comparisons are made between
actual and predicted performance in terms of:
?
Throughput speeds
?
Use of computer storage
?
Numbers and types of errors/queries
?
Costs of processing
The post implementation reviews should be conducted some time after the system
implementation to take consideration of initial teething problems.
Post-implementation evaluation feedback
Includes various areas:
?
Accuracy, completeness, and timeliness of output
?
User satisfaction
?
System reliability and maintainability
?
Adequacy of system controls and security
?
Hardware efficiency/platform performance
?
Effectiveness of database implementation
?
Performance of the IS team
?
Completeness and quality of documentation
?
Quality and effectiveness of training
?
Accuracy of cost-benefit estimates and development schedules
A post-implementation evaluation is based on fact-finding methods similar to
techniques used during the systems analysis phase
gregorymasila answered the question on December 18, 2017 at 14:23
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