What is single user operating system? Write two examples.

Single-User/Multitasking OS

An operating system that allows a single user to perform more than one task at a time is called Single-User Multitasking Operating System. Examples include Microsoft Windows and Macintosh OS.

The single user operating system is a system which provides the facilities to be used on one computer by only one user

Explanation:

Eg: Ms Dos , mobile operating system , windows 95 , etc.

to change your username, you must:

1) make sure what the username you want to change to is allowed in this community

2) contact a administrator (for example, jaysl)

3) through pm, tell the admin what you want to change to

4) if the username is allowed, it will be changed in a matter of seconds (minutes at most)

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