Online Access Free LFCS Exam Questions

Which of the following commands shows the definition of a given shell command?

• A.stat
• B.type
• C.where
• D.case

Which file should be edited to select the network locations from which Debian installation package files are loaded?

• A./etc/apt/sources.list
• B./etc/apt/apt.conf.d
• C./etc/apt/apt.conf
• D./etc/dpkg/dselect.cfg
• E./etc/dpkg/dpkg.cfg

CORRECT TEXT
Which option in the /etc/ntp.conf file specifies an external NTP source to be queried for time information? (Specify ONLY the option without any values or parameters.)

Which of the following file permissions belong to a symbolic link?

• A.+rwxrwxrwx
• B.srwxrwxrwx
• C.lrwxrwxrwx
• D.-rwxrwxrwx

When trying to unmount a device it is reported as being busy. Which of the following commands could be used to determine which process is causing this?

• A.lsof
• B.strace
• C.debug
• D.nessus
• E.traceroute