Assignment tasks

$[50\%]$ Task $1.$ Please draw an E$-$R diagram to capture all the requirements above.

If there is any information about the data model that is not listed in the

specification, please make a reasonable assumption and list your assumption in

your design.

Marks will be deducted if unnecessary components are added to the tables.

Please follow the problem specification when you decide on the name of the

components.

You are encouraged to draw the E$-$R diagram using any kind of editor, this can

help us to read and understand your data model. If you choose to draw the E$-$R

diagram by pen$/$pencil$,$ please scan your work and submit a PDF file. We may

ask you to re$-$submit a clearer version in case we cannot read the handwriting.