Practice XK0-004 Exam Online

Question 1

A Linux administrator is restoring the SELinux contexts on an entire system. Which of the following commands

is the BEST option to complete this task?

A : setenforce 0 && reboot

B : setfacl --bR / && reboot

C : touch /.autorelabel && reboot

D : restorecon / && reboot

Answer: D

Question 2

Which of the following should a company use to reduce the latency of application that are deployed on a virtual private cloud?

A : Virtual load balancer

B : Network address translation

C : Direct connect

D : Multi-availability zones

Answer: A

Question 3

A user wants to configure the application ''myapp'' to start on runlevels 2, 3, 4, and 5 every time the system starts.

Which of the following commands will accomplish this task?

A : chkconfig --level 2345 myapp on

B : systemctl myapp on 2345

C : chkcinfig myapp --levels 2-5

D : systemctl --levels 2345 on

Answer: A

Question 4

An administrator needs to allow additional specific users and groups to have access to a foWer without removing the original owner or group. Which of the following commands should the administrator use to complete this task?

A : sentenforce

B : setfac1

C : chmod

D : chown

Answer: A

Question 5

An administrator is attempting to block SSH connections to 192.168.10.24 using the Linux firewall. After implementing a rule, a connection refused error is displayed when attempting to SSH to 192.168.10.24.

Which of the following rules was MOST likely implemented?

A : iptables --A --p tcp --d 192.168.10.24 --dropt 22 --j REJECT

B : iptables --A --p tcp --d 192.168.10.24 --dropt 22 --j DROP

C : iptables --A --p tcp --d 192.168.10.24 --dropt 22 --j FORWARD

D : iptables --A --p tcp --d 192.168.10.24 --dropt 22 --j REFUSE

Answer: A

Name:	CompTIA Linux+
Exam Code:	XK0-004
Certification:	CompTIA Linux+
Vendor:	CompTIA
Total Questions:	480
Last Updated:	Apr 24, 2024

CompTIA XK0-004