Why is system evaluation after implementation important Desc

Why is system evaluation after implementation important? Describe and give an example of benefits realization as a component of the systems process. What is the purpose of a request for proposal (RFP)? What information should it contain?

Solution

system evaluation is process of analyzing the complete system and it performance to find how it is working
in the real world scenarios
these evalutaion will be done in following steps
   i)defining business goals
   ii)risk analysis
   iii)paramter selection
   iv)unit testing
   v)final testing
system evaluation is important after implementation beacause
1)we can find out the entire system performance
and also findout whether the system working efficiently or not after implementing the business logic
2)we can also find out risk involved after implementation
3)during the testing phase we can find out the bugs and remove it