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Question:
(a)
(i) Using examples from the case study or otherwise, explain the following concepts:
• Encapsulation • Specialization • Polymorphism
(ii) Discuss the advantages of the above concepts with respect to software development.
(b) Using a diagram, define the phases of the Unified Development Process. Describe, briefly, the activities and deliverables of each phase.
(c) Briefly describe how the CRC (Class-Responsibility-Collaboration) index card approach may be used in Object Oriented Analysis. List two advantages and two disadvantages of using CRC in systems analysis.
State the working of spiral model In spiral model, after every phase a review is performed regarding all products developed up to that point and plans are developed for the sub
What are the types of Software system requirements? Functional requirements: Services the system should give. Non-functional requirements: Constraints on the services.
Static testing and dynamic testing Static testing is checking the application without actually running the application while dynamic testing checks the application by running i
Define graph matrix and connection matrix. Graph matrix: A graph matrix is a square matrix whose size (i.e., number of rows and columns) is equivalent to the number of n
Data Flow Diagrams (DFD) It's a graphical representation of flow of data through a system. It pictures a system like a network of functional processes. The foundation of DFD i
Define a software process. How do software myths affect a software process? Software process is a Coherent set of activities for specifying, designing, executing and testing so
What is bottom-up approach? System developed beginning from detailed modules. Testing begins from the detailed modules and proceeds up to the higher levels of hierarchy.
A store is in the business of selling paints as well as hardware items. A numeral of reputed companies supplies items to the store. New suppliers are able to also register with the
Indexing: The CDS/ISIS package indexes all fields selected for indexing into a single file. This file is known as 'inverted file'. There are indexing techniques for building i
State the technique Pilot used in software engineering With this approach, new system is introduced into one part of the company (for example into one warehouse of a supermark
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