Online Access Free CompTIA.XK0-004.v2022-03-11.q186 Practice Test (Page 34)

XK0-004 Exam Question 161

An administrator wants to know the amount of memory installed on a Linux server. Which of the following commands can be used to accomplish this task?

A.cat /sys/proc/meminfo

B.cat /sys/meminfo

C.cat /proc/sys/meminfo

D.cat /proc/meminfo

XK0-004 Exam Question 162

A junior Linux administrator is updating local name resolution to support IPv6. The administrator issues the command cat /etc/hosts and receives the following output: 127.0.0.1 localhost
Which of the following actions should the administrator perform to accomplish this task?

A.Modify the /etc/hosts file, and add the ::1 localhost entry to the file.

B.Modify the /etc/hosts file, and add the ipv4 localhost entry to the file.

C.Modify the /etc/hosts file, and add the ipv6 localhost entry to the file.

D.Modify the /etc/hosts file, and add the 0.0.0.0 localhost entry to the file.

XK0-004 Exam Question 163

Which of the following is the template for the grub.cfg file?

A./etc/grub2.cfg

B./etc/default/grub

C./etc/sysct1.conf

D./boot/efi

XK0-004 Exam Question 164

Which of the following BEST describes the difference between a container and a VM?

A.VMs are larger than containers.

B.Containers share host OS libraries and a kernel, while VMs have their own libraries and kernel.

C.VMs share host libraries and a kernel, while containers have their own libraries and kernel.

D.Containers are larger than VMs.

XK0-004 Exam Question 165

An administrator is troubleshooting an application that has failed to start after the server was rebooted.
Noticing the data volume is not mounted, the administrator attempts to mount it and receives this error:

Upon checking the logical volume status, the administrator receives this information:

Which of the following can be said about the data logical volume, and how can this problem be resolved?

A.The logical volume file system has become corrupted. The administrator should repair it with xfs_repair/dev/datavg/datalv and then mount it.

B.The logical volume is OK but the /dev special files are missing. The administrator should recreate them by running /dev/MAKEDEV.

C.The logical volume is not active. The administrator should make it active with lvchange -ay /dev/ datavg/datalv and then mount it.

D.The file system is read-only. The administrator should remount it as read-write with the command mount - o remount.rw /data.

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XK0-004 Exam Question 161

XK0-004 Exam Question 162

XK0-004 Exam Question 163

XK0-004 Exam Question 164

XK0-004 Exam Question 165

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