Question No: 2

Due to extreme system use, a Linux system requires some additional swap space. To initialize 5GB of additional swap space, which combination of commands should be used?

A. dd if=/dev/zero of=/tmp/swapfile bs=1024 count=5120000; mkswap /tmp/swapfile; mount /tmp/swapfile

B. dd if=/dev/zero of=/tmp/swapfile bs=1024 count=5120000; swapon /tmp/swapfile

C. dd if=/dev/zero of=/tmp/swapfile bs=1024 count=5120000; mkswap /tmp/swapfile; swapon/tmp/swapfile

D. touch -5G /tmp/swapfile; swapon /tmp/swapfile

E. mkswap /tmp/swapfile 512000; swapon /tmp/swapfile

Question No: 3

Which keyword is used in the /etc/inittab file to define the SysV-init default system runlevel?

Question No: 4

Which files are updated as devices are mounted and unmounted to provide information on the currently

mounted devices and the options used? (Choose TWO correct answers.)

A. /proc/dtab

B. /etc/mtab

C. /etc/fstab

D. /proc/mounts

E. /proc/devices

Question No: 5

What is the purpose of the command udevadm monitor?

A. It listens to kernel events produced by a udev rule and print information to the console.

B. It monitors the /dev directory for new devices.

C. It monitors the udev process and prints performance statistics to the console.

D. It communicates with D-Bus to setup new devices.

Question No: 6

A server requires a GRUB2 boot option which will always boot to runlevel 1. Which line of a GRUB2 configuration file starts the beginning of the settings needed to make this new choice available?

A. initrd

B. linux

C. menuentry

D. runlevel

Question No: 7

What keyword is missing in the following line from /etc/fstab in order to make a USB flash device writeable by the user fred when mounted:

/dev/sda1 /mnt/usbflash vfat defaults,users, ______ =fred,umask=022, 0 0

(Provide the option name only without any settings)

Question No: 8

What is the minimum number of disks required in a fully redundant RAID5 array?

A. 1

B. 2

C. 3

D. 4

E. 5

Question No: 9

The main configuration file for autofs has this entry:

Question No: 10

Which of the following is a CD-ROM filesystem standard?

A. OSI9660

B. ISO9660

C. SR0FS

D. ISO8859

E. ROM-EO

Question No: 11

What mount option must be used in /etc/fstab when mounting an iSCSI target?

A. _santarget

B. iscsi

C. waitiscsi

D. _netdev