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Examen 202 : Networking Administration »
Section 4 »
Question 8/20
Explanation: A Linux username is case sensitive and can not contain spaces or dots. ‘thadden’ is
the only valid username of the answers given. If you try to create an account containing invalid
character, you will get an error saying “invalid username”.
Incorrect Answers
A: The username cannot contain spaces.
C: The username cannot contain spaces.
D: The username cannot contain dots.