QUESTION: 65

A Linux administrator cloned an existing Linux server and built a new server from that clone. The administrator encountered the following error after booting the cloned server:
The administrator performed the commands listed below to further troubleshoot and mount the missing filesystem:
Which of the following should administrator use to resolve the device mismatch issue and mount the disk?

mount disk by device-id
fsck -A
mount disk by-label
mount disk by-blkid

Answer(s): C

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QUESTION: 66

A systems administrator installed a new software program on a Linux server. When the systems administrator tries to run the program, the following message appears on the screen.
Which of the following commands will allow the systems administrator to check whether the system supports virtualization?

dmidecode -s system-version
lscpu
sysctl -a
cat /sys/device/system/cpu/possible

Answer(s): B

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QUESTION: 67

A Linux administrator created the directory /project/access2all. By creating this directory, the administrator is trying to avoid the deletion or modification of files from non-owners. Which of the following will accomplish this goal?

chmod +t /project/access2all
chmod +rws /project/access2all
chmod 2770 /project/access2all
chmod ugo+rwx /project/access2all

Answer(s): A

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QUESTION: 68

A Linux systems administrator needs to persistently enable IPv4 forwarding in one of the Linux systems. Which of the following commands can be used together to accomplish this task? (Choose two.)

sysctl net.ipv4.ip_forward
sysctl -w net.ipv4.ip_forward=1
echo "net.ipv4.ip_forward=1" >> /etc/sysctl.conf
echo 1 > /proc/sys/net/ipv4/ip_forward
sysctl –p
echo "net.ipv6.conf.all.forwarding=l" >> /etc/sysctl.conf

Answer(s): C,E

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