What happens if the user sysadmin invokes the mail command interface and there are no unread mail messages?
1 answer:
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Answer:
(Hope this helps can I pls have brainlist (crown)☺️)
Explanation:
The most crucial programme that runs on a computer is the operating system. It controls the memory and operations of the computer, as well as all of its software and hardware. It also allows you to communicate with the computer even if you don't understand its language.
An operating system is a piece of software that manages files, manages memory, manages processes, handles input and output, and controls peripheral devices like disc drives and printers, among other things.
