What command is used to assign only read permission to all three categories of the file'letter' ?
Correct answer: B. chmod ugo = r letter
- A. chmod u + r, g + r, o - x letter
- B. chmod ugo = r letter
- C. chmod a - rw letter
- D. chmod go + r letter
Explanation
`ugo` refers to user, group, and others, and `=r` assigns read permission while removing other permissions. Hence, `chmod ugo = r letter` expresses read-only access for all three categories, ignoring the spacing shown in the option.
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