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Design a suitable database system with a suitable web based front end, which should include the following details :
1. The web based interface should have fields to query student results and display that information.
2. Result sheet images need to be stored.
3. The web based interface should hab=ve necessary forms and fields to update student attendence,marks ,faculty profile,faculty workshops attended and so on.
Consider relation schema r(A,B,C,D,E, F) and a set of functional dependencies {A BCD,BCDE,BD,DA}. Calculate canonical cover for set of functional dependencies (show each step of your derivation with an explanation).
These following questions require to you to create entities and their relationship using the Crow's Foot notation suitably.
Database Systems and Database Models
create a database using professional principles and standards.
Does the relational model, as seen by an SQL query writer, provide physical and logical data independence? Explain.
Draw the UML and state diagram for an ATM
describe the challenges that an organization will face when changing business processes and how information systems
Now suppose that certain courses can be taught by a team of professors jointly, but it is possible that no one professor in a team can teach the course. Model this situation, introducing additional entity sets and relationship sets if necessary.
What is the functionality of the tool and what is the actual running environment (software and hardware) of the tool - how will you evaluate the tool based on your own experience?
What is the difference between the information provided by the E-R Diagram and the data dictionary?
1. Compare and contrast the implementation of OilCO and ExploreCO. 2. What were the similarities and differences between the two implementations?
Write the following procedures: woman_wants_to_enter, man_wants_to_enter, woman_leaves, man_leaves, using counters and sychronisation techniques to ensure that the correct behaviour will occur.
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