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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 Up time? "Up time" is the time period when a method is operational and in service. Up time is the sum of idle time and busy time.
Q. Explain the concept of Top down design? Top down design: A top down design approach begins by identifying the major modules of the system decomposing them into their lower
Scenario A scenario is a sequence of events that happen in a particular implementation of the system. A scenario can be defined textually by enumerating the sequence of events
What specific languages can be used in SRS? What are the advantages of using these specific languages of SRS? Ans. Requirement specification necessitates the utilization of s
What is Top-Down Strategy? Ans) Top down integration is basically an approach where modules are produced and tested starting at the top level of the programming hierarchy and re
Iterative waterfall model The iterative waterfall model is as shown in the following figure. Requirement gathering phase in which all needs are identified. The design
Q. Consider a program which computes the square root of an input integer between 0 and 5000. Determine the equivalence class test cases. Determine the test cases using boundary val
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
QUESTION 1 (a) Suggest how the atomicity of EV1 "Request for estimate" could be improved (b) Document any five events listed above (Tip: state the actor, system agent, input
QUESTION - Fault Tolerance (a) Three computers together provide a replicated service. The manufacturers claim that each computer has a mean time between failure of five days; a
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