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Unix

Unix
Which command is used to count just the number of characters in a file?

wc - 1
wc -w
wc -r
wc -c

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Unix
Which of the following commands is used to absolutely assign all permissions to the owner, read and write permissions to the group and only executable permission to the others of the file note?

chmod 167 note
chmod 4=rwx, g=rw note
chmod 671 note
chmod 761 note

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Unix
If a file has read and write permissions for the owner, then the octal representation of the permissions will be

1
3
6
5
None of these

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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?

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

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Unix
Which of the following commands is used to view your file 24 lines at a time?

cat
pg
/p
None of these
lp

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Unix
Which command is used to list all the files with extension .lst?

ls *[lst]
ls lst*
ls -l *.lst
ls *.*

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