LX0-103 무료 덤프문제 온라인 액세스

After running the command umount /mnt, the following error message is displayed:
umount: /mnt: device is busy.
What is a common reason for this message?

• A.Another file system still contains a symlink to a file inside /mnt.
• B.The kernel has not finished flushing disk writes to the mounted device.
• C.A user has a file open in the /mnt directory.
• D.The kernel thinks that a process is about to open a file in /mnt for reading.
• E.The files in /mnt have been scanned and added to the locate database.

Which of the following characters can be combined with a separator string in order to read from the current input source until the separator string, which is on a separate line and without any trailing spaces, is reached?

• A.<<
• B.&<
• C.<|
• D.!<

What is the default action of the split command on an input file?

• A.It will break the file into new files of 1,024 byte pieces each.
• B.It will break the file into new files of 1,000 line pieces each.
• C.It will break the file into new files of 1,024 kilobyte pieces each.
• D.It will break the file into new files that are no more than 5% of the size of the original file.

What does the command mount -a do?

• A.It mounts all filesystems listed in /etc/fstab which have the option noauto set.
• B.It shows all mounted filesystems.
• C.It mounts all available filesystems onto the current directory.
• D.It mounts all filesystems listed in /etc/fstab which have the option auto set.
• E.It mounts all user mountable filesystems for the current user.

CORRECT TEXT
What is the name of the main configuration file for GNU GRUB? (Specify the file name only without any path.)