A Debian package creates several files during its installation. Which of the following commands searches for packages owning the file /etc/debian_version?

• A.apt-get search /etc/debian_version
• B.apt -r /etc/debian_version
• C.find /etc/debian_version -dpkg
• D.dpkg -S /etc/debian_version
• E.apt-file /etc/debian_version

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Which of the following options for the kernel's command line changes the systemd boot target to rescue.target instead of the default target?

• A.systemd.unit=rescue.target
• B.systemd.default=rescue.target
• C.systemd.service=rescue.target
• D.systemd.runlevel=rescue.target
• E.systemd.target=rescue.target

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Which of the following regular expressions represents a single upper-case letter?

• A.:UPPER:
• B.[A-Z]
• C.!a-z
• D.%C
• E.{AZ}

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Which of the following commands list all files and directories within the /tmp/ directory and its subdirectories which are owned by the user root? (Choose two.)

• A.find -path /tmp -user root -print
• B.find -path /tmp -uid root
• C.find /tmp -uid root -print
• D.find /tmp -user root
• E.find /tmp -user root -print

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What command changes the nice level of a running process? (Specify ONLY the command without any path or parameters)

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