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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.
Coupling and Cohesion Data coupling - The data coupling is possible by parameter passing or data interaction. Control coupling - The modules share related control data
which are the invisible registers?
Define software reliability. Software reliability is the probability that software will give failure-free operation in a fixed environment for a fixed interval of time. Probabi
Justify the term "Software is engineered" Software is engineered not manufactured. Although some similarities exit among software development and hardware manufacture, the two
Explain Horizontal partitioning 1. Explains separate branches of the. 2. Propagaton of fewer side-effects 3. Software is simpler to maintain
Q. Define Evolutionary prototyping? Evolutionary Prototyping is also known as breadboard prototyping is quite different from Throwaway Prototyping. The major goal when using Ev
explain dfd
Q What is the advantage of utilizing prototype software development model instead of waterfall model? As well explain the effect of defining a prototype on the overall cost of the
Asynchronous control
Describe the prototyping methods in software process. Two methods i. Evolutionary prototyping - In this approach of system development, the early prototype is prepared and i
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