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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.
Q. Briefly explain Integration Testing? Integration Testing: In this the module are methodically integrated and tested to find protocol design error, interface problems, errors
Distinguish between verification and validation. Verification refers to the set of activities that make sure that software correctly executes a specific function. Validation re
design steps
Q. Illustrate the concept of Hybrid design? Hybrid design: Pure top-down or else pure bottom up approaches are often not practical so hybrid approach which combines the above
Q. A supermarket requires to develop software to encourage regular customers. For this the customer requires to supply his name address telephone number and driving license number.
Bottom up design: This design leads to a style of design where we decide how to join these modules to give larger ones; to combine those to give even larger ones, and so on, till
Illustrate the example of Data dictionary of payroll Data dictionary of payroll may include below fields: PAYROLL = [Payroll Details] = @ employee name + employee + id
Write down the SRC for "Add a node" Function Add node Description Adds a node to an existing design. Inputs Node type, Design Identifier, Node position Source
Q. What is Data Restructuring explain? Data Restructuring : Prior to data restructuring begins a reverse engineering activity called analysis of source code must be conducted.
What do we meant by software change ?
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