XK0-005 Practice Test

A Linux administrator created a new file system. Which of the following files must be updated to ensure the filesystem mounts at boot time?

A.

/etc/sysctl

B.

/etc/filesystems

C.

/etc/fstab

D.

/etc/nfsmount.conf

A new Linux systems administrator just generated a pair of SSH keys that should allow connection to the servers. Which of the following commands can be used to copy a key file to remote servers? (Choose two.)

A.

wget

B.

ssh-keygen

C.

ssh-keyscan

D.

ssh-copy-id

E.

ftpd

F.

scp

A systems administrator wants to back up the directory /data and all its contents to /backup/data on a remote server named remote. Which of the following commands will achieve the desired effect?

A.

scp -p /data remote:/backup/data

B.

ssh -i /remote:/backup/ /data

C.

rsync -a /data remote:/backup/

D.

cp -r /data /remote/backup/

A Linux engineer needs to download a ZIP file and wants to set the nice of value to -10 for this new process. Which of the following commands will help to accomplish the task?

A.

$ nice -v -10 wget https://foo.com/installation.zip

B.

$ renice -v -10 wget https://foo.com/installation.2ip

C.

$ renice -10 wget https://foo.com/installation.zip

D.

$ nice -10 wget https://foo.com/installation.zip

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.)

A.

sysctl net.ipv4.ip_forward

B.

sysctl -w net.ipv4.ip_forward=1

C.

echo "net.ipv4.ip_forward=1" >> /etc/sysctl.conf

D.

echo 1 > /proc/sys/net/ipv4/ip_forward

E.

sysctl –p

F.

echo "net.ipv6.conf.all.forwarding=l" >> /etc/sysctl.conf