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Linux

Linux
What command is used with vi editor to append text at end of line?

None of these
a
A
i
I

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Linux
What command can be used to get information about yourself?

who am i
None of the listed here
which
pwd

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Linux
What command is used to list contents of directories?

tar
dir
None of these
ls
lp

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Linux
In which tcp_wrappers file can you specify to allow all connections from all hosts?

None of these
/etc/hosts.allow
/etc/hosts
/etc/hosts.deny
/etc/tcp.conf

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Linux
What command is used to count just the number of lines contained in a file?

wc - r
wc - w
wc - l
None of these
wc - c

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Linux
What command is used to display and create files?

vi
lyrix
cat
ed

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