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Determine the benefits of Object oriented design
OOD also gives reusability, which saves time, costs and productivity gains through direct mapping to properties of Object-Oriented Programming Languages. OOD has been touted as next great advance in software engineering. It promises to decrease development time, reduce the resources and time required to maintain existing applications, to provide a competitive advantage to organizations which use it, and increase code reuse. While potential benefits and merits of OOD are real, excessive hype has leaded those to unrealistic expectations between executives and managers. Even software developers often miss subtle, but profound, dissimilarities between OOD and classic software development.
Package classes and associations into models Programs are made of separate physical units which could be edited, imported, complied or otherwise manipulated. The careful part
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What types of adjustments are required to increase chances of inheritance. a) Some attributes can be added or ignored in the base class operation b) Some changes can be
Primary index A primary index is a file that has a sorted series of records having two columns: a block address for that key field in the data file; and the ordering key field.
What are the failures of Controlling Events Between Objects Failure Unintentional termination of system. Several possible causes: failure of system hardware, o
The Proliferation of Object-Oriented Methods The first few years of the 1990s saw blossoming of around fifty various object oriented methods. This proliferation is a sign of g
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Consider entity type Employee with attributes empNumber (this is unique), empName, and the year when he/she was hired. An employee can either be a technical employee, a marketing e
Define the basic operations of the relational algebra? Ans: Basic operators of relational algebra are: 1. Union (∪) - Selects tuples which are in either P or Q or in bot
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