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(a) Draw an Entity-Relationship model for the relational schema given in the Appendix. Show all the entities, relationships, relationship names, and attributes and also underline the primary key for each entity. Use the SELECT SSADM convention to draw the entity.
(b) Write the SQL code that will create ALL the tables as given in the appendix. Your answer should not contain the primary key and foreign key constraint declaration. The data type for each attribute should be as specified in the Appendix II. Assume that the tables will be associated with the dbo schema. The tables must be created on the Primary Filegroup.
Q. Discuss any two software characteristics. Ans. Software is not manufactured : The life of software is start from concept exploration to the retirement of the software prod
how to threat into opportunities and weaknesses into strength
What is the meaning of cardinality in data modelling? Cardinality in data modelling, cardinality specifies how the of occurrences of one object is linked to the number of occur
Types of coupling are:- A) Data coupling B) Stamp coupling C) Control coupling D) External coupling E)Common coupling F) Content coupling
What are the umbrella activities of a software process? Software project tracking and control. Risk management. Software Quality Assurance. Formal Technical Reviews.
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.
What are the benefits of evolutionary prototyping? i. Fast release of the working system. ii. User is engaged while developing the system. iii. More functional system can
Define KPAs level associated with maturity model KPAs are defined by SEI and associated with different maturity levels. These are described below: Level 1 KPAs : There is
Discuss some of the problems that are faced during maintenance of software. The problems are: - Often another person or group of persons working over the years in isolat
What is Review? Ans) A method or meeting during which a work product or set of work products, is shown to project personnel, managers, users, customers, or other interested part
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