LX0-103 Online Practice Questions and Answers

What can the Logical Volume Manager (LVM) be used for? (Choose THREE correct answers.)

A. To create RAID 9 arrays.

B. To dynamically change the size of logical volumes.

C. To encrypt logical volumes.

D. To create snapshots.

E. To dynamically create or delete logical volumes.

When using rpm --verify to check files created during the installation of RPM packages, which of the following information is taken into consideration? (Choose THREE correct answers.)

A. Timestamps

B. MD5 checksums

C. Inodes

D. File sizes

E. GnuPG signatures

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 is the difference between the i and a commands of the vi editor?

A. i (interactive) requires the user to explicitly switch between vi modes whereas a (automatic) switches modes automatically.

B. i (insert) inserts text before the current cursor position whereas a (append) inserts text after the cursor.

C. i (independent rows) starts every new line at the first character whereas a (aligned rows) keeps the indentation of the previous line.

D. i (interrupt) temporarily suspends editing of a file to the background whereas a (abort) terminates editing.

Which shell command is used to continue background execution of a suspended command?

A. and

B. bg

C. cont

D. exec

E. :and

Which of the following commands can be used to search for the executable file foo when it has been placed in a directory not included in $PATH?

A. apropos

B. which

C. find

D. query

E. whereis

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. The kernel has not finished flushing disk writes to the mounted device.

B. A user has a file open in the /mnt directory.

C. Another file system still contains a symlink to a file inside /mnt.

D. The files in /mnt have been scanned and added to the locate database.

E. The kernel thinks that a process is about to open a file in /mnt for reading.

Which command will display messages from the kernel that were output during the normal boot sequence?

Which Debian package management tool asks the configuration questions for a specific already installed package just as if the package were being installed for the first time? (Specify ONLY the command without any path or parameters.)

Which command is used in a Linux environment to create a new directory? (Specify ONLY the command without any path or parameters.)