Database Management -4

 
1- What is the difference between a multi-valued attribute and a composite attribute? Give examples.
2- Create an ERD for the following requirements (You can use Dia diagramming tool to create your ERD):
Some Tiny College staff employees are information technology (IT) personnel. Some IT personnel provide technology support for academic programs, some provide technology infrastructure support, and some provide support for both. IT personnel are not professors; they are required to take periodic training to retain their technical expertise. Tiny College tracks all IT personnel training by date, type, and results (completed vs. not completed).

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