LX0-103 Online Practice Questions and Answers

What of the following statements are true regarding /dev/ when using udev? (Choose TWO correct answers.)

A. Entries for all possible devices get created on boot even if those devices are not connected.

B. Additional rules for udev can be created by adding them to /etc/udev/rules.d/.

C. When using udev, it is not possible to create block or character devices in /dev/ using mknod.

D. The /dev/ directory is a filesystem of type tmpfs and is mounted by udev during system startup.

E. The content of /dev/ is stored in /etc/udev/dev and is restored during system startup.

Which of the following commands can be used to download the RPM package kernel without installing it?

A. yum download --no-install kernel

B. yumdownloader kernel

C. rpm --download --package kernel

D. rpmdownload kernel

Which of the following commands can be used to create a USB storage media from a disk image?

A. gdisk

B. dd

C. cc

D. fdisk

E. mount

What command will generate a list of user names from /etc/passwd along with their login shell?

A. column -s : 1,7 /etc/passwd

B. chop -c 1,7 /etc/passwd

C. colrm 1,7 /etc/passwd

D. cut -d: -f1,7 /etc/passwd

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.

In the vi editor, which of the following commands will copy the current line into the vi buffer?

B. cc

C. 1c

D. yy

E. 1y

Which of the following command sets the Bash variable named TEST with the content FOO?

A. set TEST="FOO"

B. TEST = "FOO"

C. var TEST="FOO"

D. TEST="FOO"

Which of the following are valid stream redirection operators within Bash? (Choose THREE correct answers.)

A. <

B. <<<

C. >

D. >>>

E. %>

After moving data to a new filesystem, how can the former path of the data be kept intact in order to avoid reconfiguration of existing applications? (Choose TWO correct answers.)

A. By creating an ACL redirection from the old to the new path of the data.

B. By creating a hard link from the old to the new path of the data.

C. By creating a symbolic link from the old to the new path of the data.

D. By running the command touch on the old path.

E. By mounting the new filesystem on the original path of the data.

Which of the following commands changes the number of days before the ext3 filesystem on /dev/sda1 has to run through a full filesystem check while booting?

A. tune2fs -d 200 /dev/sda1

B. tune2fs -c 200 /dev/sda1

C. tune2fs -i 200 /dev/sda1

D. tune2fs -n 200 /dev/sda1

E. tune2fs --days 200 /dev/sda1

Which of the following commands will change the quota for a specific user?

A. edquota

B. repquota

C. quota -e

D. quota

Which of the following commands can be used to display the inode number of a given file?

A. inode

B. ls

C. ln

D. cp

Which option to the yum command will update the entire system? (Specify ONLY the option name without

any additional parameters.)

Which signal is missing from the following command that is commonly used to instruct a daemon to reinitialize itself, including reading configuration files?

killall -s _______ daemon

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