no
Yes, many users usually have anxiety and discomfort about their computers when it suddenly shuts down.
no, but there's no point in putting in too much fans, it will make your computer louder and heavier...
Very many people.
it allows many users
That is impossible to answer. As of 2012 Apple has about 15% of the computer market share.
a. About 200b. About 5000 users
Usually one at a time unless you are talking servers.
All 10
Time sharing system allows many users to share the computer simultaneously. It is used when several users are linked through communication networks to a single computer.
A CPU, or central processing unit, is considered to be the brain of a computer and is responsible for making decisions. A CPU helps users the same way that a computer helps users, computers are able to assist humans to do many things more quickly and more easily.
two users
Multi users OS support many users. So many people can utilize the resources of the computer. They generally are multi tasking computers which are faster.