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CIT352 BYU-I 2021 > Quick Quizzes Exam 2 > Flashcards

Quick Quizzes Exam 2 Flashcards

1
Q

What type of device transfers chunks or blocks of information at a time by using physical memory to buffer the transfer?

  1. Character device
  2. Minor device
  3. Major device
  4. Block device
A

Block device

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2
Q

What command is used to unmount a mounted USB flash memory drive from the Linux command line?
a. unmount
b. mount -u
c. umount
d. mount -exit
Answer: C

A

Answer: C

c. umount

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3
Q
  1. What device file would be used to reference the PS/2 mouse port on a Linux system?
    a. /dev/ps2
    b. /dev/mouse
    c. /dev/psaux
    d. /dev/ps_2
A

Answer: C

c. /dev/psaux

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4
Q
  1. By default, what filesystem does Linux use to format a disk when the mkfs command is specified?
    a. ext2
    b. ext3
    c. vfat
    d. msdos
A

Answer: A

a. ext2

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5
Q

Which of the following will Linux consult when a user uses the mount command but does not specify all the required information for the specific device?

  1. /dev/fd0
  2. /etc/fstab
  3. /etc/mtab
  4. /proc/devices
A
  1. /etc/fstab
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6
Q
  1. What device file would be associated with the third SCSI hard disk in a Linux system?
    a. sda
    b. sdb
    c. sdc
    d. sdd
A

Answer: C

c. sdc

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7
Q

Data stored on hard disks is read off metal platters in concentric circles called _____.
a-blocks
b-tracks
c-sectors
d-cylinder

A

Answer: B

b-tracks

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8
Q
  1. What utility is used to partition a Linux hard disk after Linux has been installed?
    a. partinfo
    b. fdisk
    c. Disk Druid
    d. delpart
A

Answer: B

b. fdisk

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9
Q
  1. What command is used to view the available free space on a Linux partition?
    a. du
    b. de
    c. df
    d. dt
A

Answer: C

c. df

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10
Q

What command is used to view the total number of inodes and free inodes for an ext2, ext3, or ext4 filesystem?

A-dumpe2fs –h
C-du /usr
D-cat /etc/fstab
E-mke2fs –t

A

Answer: A

A-dumpe2fs –h

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11
Q
  1. How many Serial Attached SCSI hard disks can be connected to a single SCSI controller?
    a. 50
    b. 500
    c. 5,000
    d. more than 50,000
A

Answer: D

d. more than 50,000

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12
Q
  1. What is the maximum potential speed of a SCSI-3 bus?
    a. Up to 180MB/s
    b. Up to 320MB/s
    c. Up to 500MB/s
    d. Up to 640MB/s
A

Answer: C

c. Up to 500MB/s

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13
Q

Which of the following technologies uses network cables to transfer data to and from remote hard disks that reside within a SAN or remote system?

a-iSCSI
b-rackmount servers
c-RAID
d-Serial Attached SCSI

A

Answer: A

a-iSCSI

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14
Q
  1. Which of the following RAID levels is associated with a stripe set with parity?
    a. RAID 0
    b. RAID 1
    c. RAID 2
    d. RAID 5
A

Answer: D

d. RAID 5

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15
Q

What command can be used to manage your software RAID configuration after installation?

  1. df
  2. zfs
  3. mdadm
  4. ls raid
A

Answer: 3. mdadm

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16
Q

Which filesystem includes volume management software designed for large-scale Linux systems that need to store data on multiple disks, SANs, and remote systems?

  1. Fusion
  2. ext2
  3. ZFS
  4. ext4
A

Answer: 3 ZFS

17
Q
  1. Which of the following commands can be used to manage the specific features of the ZFS filesystem stored within ZFS volumes?
    a. status
    b. zfs
    c. zpool
    d. zmanage
A

Answer: B

b. zfs

18
Q
  1. Which of the following is the standard boot loader used on Linux systems?
    a. GRUB
    b. ZFS
    c. Kcore
    d. Loadavg
A

Answer: A

a. GRUB

19
Q
  1. Which command will display all hardware detected during the latest boot of Linux?
    a. bootmsg
    b. dmesg
    c. bmesg
    d. instmsg
A

Answer: B

b. dmesg

20
Q

Which command can be used to change the root of the live OS to the /mnt directory?

  1. dmesg
  2. bootmsg
  3. chroot
  4. root
A

Answer: 3 chroot

21
Q
  1. What term is used to describe text that is input by a user typing on a keyboard and is used for command execution?
    a. stdinout
    b. stdin
    c. stdout
    d. stderr
A

Answer: B stdin

22
Q

Which command can be used to transform or change characters received from Standard Input?

  1. set
  2. tee
  3. tr
  4. read
A

Answer: 3 tr

23
Q

Which filter command can be used to search and replace a certain string of text?

  1. sed
  2. grep
  3. awk
  4. pr
A

Answer: 1 sed

24
Q
  1. Which metacharacter is used to pipe the results of one command to another?
    a. /
    b. *
    c. >
    d. |
A

Answer: D. |

25
Which environment variable is used to control the directories that are searched when a command is used with providing an absolute or relative reference? 1. PATH 2. PS1 3. DATE 4. TIME
PATH
26
1. Which of the following constructs would you use to execute a command repetitively? a. if b. case c. while d. &&
c. while
27
1. What command should be added to a shell script in order for the script to read information from the standard input? a. stdin b. stdout c. read d. display
c. read
28
1. What escape character will add a vertical tab to the screen if issued within a script? a. \v b. /v c. -v d. /vert
a. \v
29
1. Where is the boot loader for an OS typically stored? a. IDE b. MBR c. MEB d. MBS
b. MBR
30
1. What daemon is started first on a Linux system? a. init b. apache c. sendmail d. apm
a. init
31
Which boot loader is known as the traditional Linux boot loader but is no longer used by most modern Linux distributions? 1. GRUB Legacy 2. Systemd 3. LILO 4. GRUB
Systemd
32
Which part of the GRUB2 boot loader loads a terminal-friendly boot loader screen? 1. Stage2.5 2. Stage1 3. Stage1.5 4. Stage2
Stage2
33
1. What runlevel is associated with graphical mode? a. 1 b. 2 c. 5 d. 6
c. 5
34
Which Systemd target unit is the same as Runlevel 1 (Single User Mode)? 1. graphical.target 2. rescue.target 3. reboot.target 4. poweroff.target
rescue.target
35
1. Which window manager is typically used by the GNOME desktop environment? a. Enlightenment b. fvwm c. twm d. mutter
d. mutter
36
1. Which of the following commands can be used to manually start X Windows on a Linux system? a. xstart b. startx c. gdm d. gmd
b. startx
37
1. Which of the following settings may be configured using the xvidtune utility? (*select all the correct answers*) a. vsync b. mouse settings c. hsync d. xsync
a. vsync c. hsync
38

CIT352 BYU-I 2021 (16 decks)

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