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Database Manager It is the interface among low-level data, queries and application programs. Databases typically need a large amount of storage space. It is kept on disks, as
Explain the function of Object model Object model describes the classes of objects in system, including their attributes and operations which they support. The analysis object
Draw an ER diagram that shows the organization of a simple student database. The database captures the information about letter grades obtained by university students who enrolled
give some example real-life situations where DBMS are most suiitabe
In a Hierarchical model of data records are organized ? In the hierarchical model of data records are organized as Tree structure.
Need 2 projects completed in 3NF format.
What are audit trails? An audit trail is a log of all alters to the database along with information like which user performed the change and when the alter was performed.
Implementation of association as an object Implement as a separate association object, independent of either class, as in Figure. An association object is a group of pairs
These are interactive interfaces, graphical that hide the difficulty of the DBMS and query language behind an intuitive, simple to understand, and convenient interface. This permit
atient(PNumber, Name, NHS_no, Amount_due, DNO, Doctor, Medical_Treatment), relation of schema Staff(StaffNum, Name, DNO, Task) and relation of schema Dept(DNO, Name, Location, Dire
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