Linux Admin Ch 6

Which RAID level is also referred to as mirroring? a. RAID 0 b. RAID 1 c. RAID 4 d. RAID 5

b. RAID 1

Which of the following commands can be used on a Fedora 20 system to view hardware and service startup information during the boot process?

d. journalctl -b

RAID-Z is functionally equivalent to RAID level 1.

False

SAS transfers data to SCSI disks via parallel cables. True or False?

False

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

False

The Fedora installation process automatically generates a sample kickstart configuration file called /root/anaconda-ks.cfg. True or False?

True

Linux servers are typically installed in a rack using rackmount server hardware. Which of the following is used to describe the minimum height of a rackmount server?

a. 1U

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

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

What stores the default boot order for a PC? a. system BIOS b. boot loader c. the /proc/loader file d. the MBR of the first hard disk

a. system BIOS

Which type of RAID is entirely configured during the Linux installation process?

b. software RAID

You want to view log files to get information about a problem you are having. 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

SCSI devices that use an 8-bit-wide data path use ________________. a. an 8-pin connector b. a 15-pin connector c. a 50-pin connector d. a 68-pin connector

c. a 50-pin connector

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?

c. chroot

SCSI-1 is also referred to as ________________. a. fast and wide b. slow and wide c. slow and narrow d. fast and narrow

c. slow and narrow

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 1?

c. zpool create test raidz /dev/sdb /dev/sdc

To which directory with the test ZFS volume from the previous question be mounted by the ZFS system?

d. /test

Which RAID level uses striping with parity? a. RAID 2 b. RAID 4 c. RAID 1 d. RAID 5

d. RAID 5

Which of the following could result in a segmentation fault (fatal signal 11 ) during a Fedora installation?

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

Which of the following is used to describe 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