Enterprise Linux System Administration

1. The organization you work for wants to set up a new machine with Oracle Enterprise Linux and has three requirements:

1: The filesystem should be consistent.

2: The old data should not reappear in the files after an unclean shutdown.

3: The filesystem data should be written to the disk before metadata.

In order to meet these requirements, you have set the ext3 journaling mode as data=writeback. Which requirements have you met?

A. only 1

B. only 2

C. only 3

D. both 1and 3

E. both 2 and 3

F. both 1 and 2

G. All the three requirements are met.

Answer: A

2. During the installation of Oracle Enterprise Linux, you want to customize the packages to be installed.

You select one of the package groups that has both base and optional packages. Which statement about the packages is true?

A. Only the optional packages would be installed.

B. All the base packages and the optional packages would be installed.

C. The selection of a base package does not depend on an optional package.

D. Only the base packages and the auto selected optional packages would be installed.

Answer: D

3. You have the default syslogd configuration in your system. You plugged in a USB keydrive into the system.

Which command would help you to find the bus and the device number of the keydrive?

A. lsusb

B. lsmod

C. insmod

D. cat /proc/self/mounts

Answer: A