Ch. 6 Quiz

When viewing the output of the lsmod command, you notice several modules that start with vmw. What does this indicate? a. Linux is running as a guest operating system. b. Device drivers need to be installed on your system. c. There is no virtual memory in your system. d. The system is running the KVM hypervisor.

a. Linux is running as a guest operating system

Which type of RAID can be entirely configured during the Linux installation process? a. hardware RAID b. software RAID c. firmware RAID d. serial RAID

b. software RAID

You want to view log files to get information about a problem that occurred during a Linux installation. In which directory will you likely find the log files? a. /root/log b. /sys/log c. /var/log d. /etc/log

c. /var/log

What component of a Linux server is used to connect to a Fibre Channel SAN? a. FC initiator b. FC target c. FC HBA d. WWPN

c. FC HBA

What type of redundant storage configuration is most common for hosting the operating system and applications on a server? a. RAID 5 b. ZFS c. RAID 1 d. SAN + DM-MPIO

c. RAID 1

Which of the following describes a computer that is used to access an iSCSI hard disk across the network? a. iSCSI target b. iSCSI requestor c. iSCSI initiator d. iSCSI terminator

c. iSCSI initiator

Which of the following commands can quickly determine whether your network hardware was detected properly following a Linux installation? a. cat /proc/modules/network b. lspci c. lshw -class network d. dmesg

c. lshw -class network

To which directory will the test ZFS volume from the previous question be mounted by the ZFS system? a. /mnt/test b. /media/test c. /zfs/test d. /test

d. /test

Which of the following could result in a segmentation fault (fatal signal 11) during a Fedora installation? a. RAM problems b. overclocked CPU c. faulty hardware components d. all of the above

d. all of the above

Which of the following is not a type of RAID? a. hardware RAID b. software RAID c. firmware RAID d. serial RAID

d. serial RAID

What command can be used to create a ZFS volume called test from the space on /dev/sdb and /dev/sdc that functions like RAID level 1? a. zpool create test /dev/sdb /dev/sdc b. zpool create test mirror /dev/sdb /dev/sdc c. zpool create test raidz /dev/sdb /dev/sdc d. zpool create test raidz2 /dev/sdb /dev/sdc

b. zpool create test mirror /dev/sdb/dev/sdc

BTRFS filesystems do not need to be checked for errors as they are resilient to data corruption. True or False?

False

DM-MPIO can be configured to provide multiple, redundant connections to data stored on a SAN. True or False?

False

ZFS volumes are mounted at boot time from entries within /etc/fstab by default. True or False?

False

Which of the following commands can be used on a modern Linux system to view hardware information that was captured at the beginning of the boot process? a. less /var/log/boot.log b. less /var/log/messages c. less /var/log/syslog d. journalctl -k

d. journalctl -k

Linux servers are typically installed in a rack using rackmount server hardware. Which of the following describes the minimum height of a rackmount server? a. 1U b. Series A c. Type A d. Level 5

a. 1U

When configuring a virtual hard disk file, which term refers to the feature that allows the virtual hard disk file to expand dynamically as space is requested by the guest operating system? a. thick provisioning b. Type 1 c. thin provisioning d. Type 2

c. thin provisioning

Which of the following RAID levels is not fault tolerant? a. RAID 0 b. RAID 1 c. RAID 4 d. RAID 5

a. RAID 0

Which command can you use during a system rescue to switch from the root of the live OS to the root of the Linux system installed on the hard disk? a. mount b. sysimage c. chroot d. rescue

c. chroot

Where is the /proc filesystem stored? a. in RAM b. on the hard disk drive in the / directory c. on the hard disk drive in the /etc directory d. on the hard disk drive in the /var directory

a. in RAM