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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.
Identify the type of cohesion in the following statements: 1. Compute average daily temperatures at various sites 2. Initialize sums and open files 3. Create new temperature recor
What is meant by Software Engineering? The application of a disciplined, systematic, quantifiable approach to the development, maintenance & operation of software. (i.e.)The En
What does Data abstraction contains? A Data abstraction is a named collection of data that defines a data object Eg: door Attributes: door type, Opening mechanism, Swing di
Q. Realistic approach to the development of large-scale systems? There are a number of advantages of Spiral model that makes it a realistic approach to development of large-sca
Problem 1. Explain why the use of a standard high-level language does not guarantee that software will be portable across a range of machines 2. Draw possible data flow diag
What is SCM? Software Configuration Management is a set of activities carried out for identifying, organizing and controlling alters throughout the lifecycle of computer softwa
Discuss any two software characteristics. Software is not manufactured : The life of software is from method exploration to the retirement of the software product. It is one t
Incremental testing is fractional testing of an incomplete product. The aim of incremental testing is to give an early feedback to software developers.
give the example of data dictionary
What does it mean by software re-engineering ?
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