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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 are the advantages of vertical partitioning? i. These are simple to maintain changes. ii. They decrease the change impact and error propagation.
Q. Explain effort adjustment factor? All of the 15 attributes receives a rating on a six-point scale that ranges from very low to extra high (in importance or value). An endeav
Define the process of Software development Software development underwent revolutionary changes. Rather than a programming teamin an organisation, full-fledged software compan
What are the benefits of evolutionary prototyping? i. Fast delivery of the working system. ii. User is included while developing the system. iii. More useful system can b
Problem 1 . What is the purpose of Symbol Table? Write a brief note on various Data structures used in implementing Symbol Tables Stating Purpose Writing note on various D
Explain the software life cycle model that incorporates risk factor. The problem with traditional software process models is that they do not deal adequately with the uncertai
Write short note on black box testing. The black box testing is also known as behavioural testing. This process fully focuses on the functional requirements of the software. Te
Write down any four application of a stack. (i) Conversion of infix to postfix form (ii) Reversing of a line. (iii) Removal of recursion (iv) Evaluating post fix expression
You are preparing a bid for a refinery control system for Australian Petroleum Ltd (APL) using the CoCoMo 81 estimation model. You are familiar with industrial control system softw
explain coupling
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