Which of the commands below might have produced the following output?

• A.dig -t a www.example.org
• B.dig -t ns www.example.org
• C.dig -t soa www.example.org
• D.dig www.example.org
• E.dig -t mx www.example.org

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FILL BLANK
Which command is used to set the hostname of the local system? (Specify only the command without any path or parameters.)

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To prevent a specific user from scheduling tasks with at, what should the administrator do?

• A.Add the specific user to /etc/at.deny file.
• B.Add the specific user to nojobs group.
• C.Run the following: atd --deny [user].
• D.Add the specific user to [deny] section in the /etc/atd.conf file.
• E.Add the specific user to /etc/at.allow file.

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What output does the command seq 10 produce?

• A.A continuous stream of numbers increasing in increments of 10 until the command is stopped.
• B.The number 0 through 9 with one number per line.
• C.The number 10 to standard output.
• D.The numbers 1 through 10 with one number per line.
• E.It creates no output because a second parameter is missing.

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To exclude all log messages of a given logging facility, you should use a logging priority of _____ .

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