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Problem:
(a) Draw an Entity Relationship Diagram for the given case study. Show entities and relationships on the diagram (attributes should not be shown). Cardinality and optionality of relationships should be shown.
(b) The attribute ‘Mileage at last servicing' of the entity E2 Vehicle is not captured in the given system of events. Make the necessary amendment to the event model to correct this anomaly.
(c) The field ‘Total Value of Spare parts used in servicing' was introduced to track expenditure incurred in servicing of vehicles. Is this field a redundancy? Is it justified?
(d) It was also noted that in order to record all costs incurred in the maintenance of a vehicle, it would be necessary to record cost of labour and also the cost of repairs outside normal scheduled servicing tasks. Modify the given event model and the data model to meet this requirement.
Q. How to build the Structure Chart? Building the Structure Chart Processes in the DFD are liable to represent one module on the structure chart Efferent processes
Software
What are the objectives of Analysis modeling? i. To explain what the customer needs. ii. To establish a basis for the creation of software design. iii. To devise a set of
how transaction mapping is done.??clear me with a brief example
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What is EVA? Earned Value Analysis is a process of performing quantitative analysis of the software project. It gives a common value scale for each task of software project. It
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What is Failure-directed Testing Ans) Testing based on the information of the types of errors made in the earlier period that are likely for the system under test.
Hello, I am a CS graduate and i just got a new job in a software development company. My boss assigned me to come up with what he called "the perfect pie chart" basically he says
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