QUESTION $3(20$ Marks$)$

$3\mathrm{.}1$ Companies include contact details such as email addresses on their Websites for customers to easily

reach out to the appropriate contact person$/$s$.$ Summarise the e$-$mail protocols and communication

endpoints that define how a message should be transmitted.

$(10$ Marks$)$

$3\mathrm{.}2$ Using practical examples, demonstrate TWO $(2)$ categories of electronic commerce $($e$-$commerce$).(10$ Marks$)$