フリー問題

問題文

The administrator has to copy the encryption key file off a UNIX node so that another machine can use it. First she looks at what the account that owns the files there may do. Which pairing is correct?

選択肢

1. The access that the account owning the files inside the key directory has to those files is the read set, and the mode that she applies to that directory to put the read permission back is 703.
2. The access that the account owning the files inside the key directory has to those files is the read set, and the mode that she applies to that directory to put the read permission back is 730.
3. The access that the account owning the files inside the key directory has to those files is the full set, and the mode that she applies to that directory to put the read permission back is 703.
4. The access that the account owning the files inside the key directory has to those files is the full set, and the mode that she applies to that directory to put the read permission back is 730.