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ENG201 Short Notes for Final Term and Mid Term . Aslam u Alaikum dear students. If you are looking for ENG201 Short Notes for Final Term and Mid Term file? Then you are visiting the right website. I provided the perfect solution here according to my efforts. If there is any mistake then please correct it before submitting the VULMS account and before midterm and final term exams preparation .Thanks
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only the date of birth of the student is stored, then the age of the student is needed calculate in this very case; this can be done very easily in a specific the user view and age of the student can be calculated, even the user view itself tell the application whether the student is eligible for admission or not.
Because the user view is the only entity or interface that the user will be through to operate or use the database, so it must be designed to be easy to use and easy to navigate and self-explanatory, easy to navigate too over. It also shouldn’t allow the user to get or load data that isn’t there allowed by the user, so the user’s view should be both a mediator and also a a barrier to the correct use of the database system.
As the system grows, it is possible that the structure of the user view will change, design and the access it provides to users. SO Exterior views are designed and make them editable at a later stage without having to do anything changes in logical or internal views. In the diagram below we can see two different users working as end users to have one’s own external view; we can see that it is the same data record shown in two completely different ways.