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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.
What is the development lifecycle? Why is it useful? Describe the activities carried out at each stage Determination of scope Requirements specification Design Coding Testing Maint
Determine the problems of software maintenance Software maintenance has the below problems: i) It is very cumbersome to analyse and understand code written by somebody.
How is software design different from coding ? Points of difference among software design and coding can be laid down as under: Design : 1. Design is most vital and t
Describe the functional requirement for a Library management system ?
(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
What is the advantage of using prototype software development model instead of waterfall model?
Q. Explain activities of software maintenance? The Software maintenance is a broad activity that includes enhancement of capabilities, error correction, deletion of obsolete ca
What are the characteristics of software measurement? Measured property Object of measurement Source of measure Purpose measurement Context of measurement.
what are the importances of refinement
What is Constant? In software or software testing, a constant is a meaningful name that shown a number, or string, that does not alter. Constants are variables that remain the s
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