Question

2. a) Discuss three requirements analysis strategies. [3marks] b) What is the purpose of developing use cases during system analysis? [2marks] c) Outline four factors that can influence the choice of a system acquisition strategy. [2 marks] d) Assuming you are part of a team tasked to develop a library management system for UENR, which system acquisition strategy would you recommend and why (give at least three reasons). [3marks]

Answer 1

a) Discuss three requirement analysis strategies

There are three major requirement analysis strategies

1.Business prrocess automation(BPA):

Here it is the basisc way where organisation operates unchanged and they use computer technology to operate any work.Here the advantage of this BPA is low risk and low pay-off but the planeers in BPA should invest time in probleam analysis and root cause analysis

2.Business process improvement(BPI):

In BPI makes some moderate changes in a way which organisation can take an advantage by utilising new oppurtunities offered by technology or to copy what competetors are doing

common activities which involved are:

• Duration analysis
• Activity costing
• Informal bench marking

3.Business process reengineering(BPR):

BPR changes the fundamental way in which the organization spends little time on understanding because their goal is to focus on new ideas /ways of doing business in the present competitive technology

Common activities which involved are:

• Outcome analysis
• Technology analysis
• Activity elimination

b)what is the purpose of developing use cases during system analysis?

The purpose of a use case is to define the interaction between user and system to complete the user's task, and is also thought of as an external or functional view of a business process.

Use cases are developed during systems analysis activities to help the analysts to better understand the situation and simplify the fuming you are a part of team asked to develop library management system for under,which system acquisition strategy would you recommendurthur modeling steps in the analysis phase.

C)factors that influence the system acquisition strategy?

• time to market
• Business need like strategic/tactical
• internal capabilities
• future technical needs