Q2. Which of the following commands can be used to list IPv4 addresses and MAC addresses for IP devices that the system has seen on the local network?

A. arp

B. ifconfig

C. ipadm

D. iwlist

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Q3. Which command can be used to scan a specified network looking for IP addresses that appear to be in use?

A. nmap

B. tcpdump

C. ip

D. netscan

E. hostdiscover

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Q4. Which command is used to make an exact copy, at a single point in time, of a logical volume while still allowing the original logical volume to be updated?

A. lvcclone

B. lvcreate

C. lvm2

D. lvsnap

E. lvsnapshot

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Q5. Which of the following best describes the format of the /etc/fstab file?

A. device name; filesystem type; mount point; mount options; dump filesystem; fsck order

B. device name; mount point; filesystem type; mount options; dump filesystem; fsck order

C. device name; mount point; mount options; filesystem type; dump filesystem; fsck order

D. mount point; filesystem type; device name; mount options; dump filesystem; fsck order

E. mount point; device name; filesystem type; mount options; dump filesystem; fsck order

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Q6. Which of the following wireless tools can be used to check the wireless network link quality? (Choose TWO correct answers.)

A. iwconfig

B. iwlink

C. iwscan

D. iwifi

E. iw

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Q7. Which of the following init systems comes along with an own UEFI boot loader?

A. systemd

B. SysVinit

C. Upstart

D. OpenRC

E. launchd

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Q8. Which command is used to install a GRUB boot loader into the master boot record?

A. grub-install

B. grub-mkconfig

C. grub-install-mbr

D. grub-glue-mbr

E. grub-mbr-setup

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Q9. Under which of the following circumstances would the command ping output the string (DUP!)?

A. When the ICMP packets are send to a broadcast address and multiple hosts respond.

B. When the host being sent ICMP packets is on a different network.

C. When the router responds to the ICMP packet in addition to the host receiving the ICMP packets.

D. When the host sending the ICMP packet is the same host as the one receiving the ICMP packets.

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Q10. What command is used to send messages to all users currently logged in? (Specify ONLY the command without any path or parameters.)

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Q11. In order to gather performance data with sar over a longer period of time, which command should be run periodically from cron?

A. sa1

B. sarmon

C. sarec

D. sadf

E. sarcron

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