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Question 1:
a) Describe the various activities and or processes related to the development of Information systems.
b) Using a diagram, show the several development processes and how they are related to each other.
Question 2:
Sauer prepares a model of IS failure based on exchange relations. Sauer also portrays the development of information systems as an innovation process based on three components.
a) Show the Sauer's model and it's three main components?
b) Draw up Sauer's model and how they relate to each other.
Write the Importance of standards. Encapsulation of best practice- avoids repetition of past mistakes. They are a framework for quality assurance processes - they include ch
What is RAD Approach As the term suggests, this model gives a quick approach for software development and is based on a linear sequential flow of numerous development processe
Describe various types of Cohesion? i. Coincidentally cohesive -The modules in which the set I\of tasks are linked with each other loosely then these modules are called coincid
What is Entity It is most elementary thing of an organisation about which data has to be maintained. Each entity has unique identity. It's represented by rectangular box with
Explain in detail the design concepts Abstraction Data abstraction Functional abstraction •Control abstraction Information hiding •Every module in the s
Explain Iterative Enhancement model Iterative Enhancement model: This model incorporates alters in the software based on the analysis of the existing system. Also the complet
What is an update task? It is an SAP given procedure for updating a database.
Verification or validation performed which implements the system's code.
Throw-away prototyping Objective: The principal objective of this model is to validate or to derive the system needs. It is developed to decrease requirement risks.
Question 1 . What are the drawbacks of RAD Model Question 2 . Explain why reliability is more important than efficiency? Question 3 . What are the activities of funct
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