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Unix

Unix
The seventh field of /etc/password is

password
home
login
None of these
shell

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Unix
Which of the following shell's wildcards are used to match any number of characters including none?

*
None of these
[ijk]
[!ijk]
?

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Unix
Which of the following commands is used to obtain a list of all files by modification time?

ls -i
ls -1
ls -R
ls -t

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Unix
While working with mail command, which command is used to save mail in a separate file?

d
r
s
w

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Unix
Which of the following commands can be used to get information about yourself?

who am i
pwd
None of these
which
i /4

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Unix
Which command is used with file named 'note' to remove the executable permission from the user and assign read permission to the group and others?

None of these
chmod g-x, uo+r note
chmod go+x, u-x note
chmod go+r, u+x note
chmod u-x, go+r note

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