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Linux

Linux
What command is used to remove files?

erase
dm
delete
None of these
rm

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Linux
What command is used to list contents of directories?

tar
None of these
dir
ls
lp

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Linux
What command is used to terminate a process?

haltsys
shutdown
kill
cancel

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Linux
What command is used with file named 'letter' to remove the executable permission from the user and assign read permission to the group and others?

chmod go + x, u - x letter
chmod u - x, go + r letter
chmod go + r, u + x letter
chmod g - x, uo + r letter

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Linux
The location for subdirectories for local programs and executables for user and administrative commands, is:

/usr
/tmp
/opt
/mnt

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Linux
What command is used to display the characteristics of a process?

ps
pid
au
du

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