Free Access CompTIA.XK0-004.v2022-05-09.q131 Practice Test (Page 5)

Question 16

Which of the following commands will let a Linux user know the PCI devices that are installed in the system?

A.cat /proc/devices/pci

B.lspci

C.lsdev

D.cat /proc/sys/dev

Question 17

An administrator reviews the following configuration file provided by a DevOps engineer:

Which of the following would the application parsing this file MOST likely have to support?

A.SOAP

B.YAML

C.JSON

D.AJAX

Question 18

Given the output below:

Which of the following commands can be used to remove MyPhoto.jpg from the current directory?

A.unlink ./MyPhoto.jpg

B.rm -rf ./Pictures

C.ln -rm ./Pictures/photo.jpg

D.del Pictures/photo.jpg

E.rm -f MyPhoto.jpg

Question 19

A systems administrator configured a new kernel module, but it stopped working after reboot. Which of the following will allow the systems administrator to check for module problems during server startup?

A.modprobe

B.modinfo

C.lsmod

D.dmesg

Question 20

A Linux administrator implemented a new HTTP server using the default configuration. None of the users on the network can access the server. If there is no problem on the network or with the users' workstations, which of the following steps will BEST analyze and resolve the issue?

A.Run route to ensure the port is correctly bound, and configure SELinux to allow access on ports 80 and
443

B.Run netcat to ensure the port is correctly bound, and configure a static route to the web to allow access on ports 80 and 443

C.Run route to ensure the port is correctly bound, and configure the firewall to allow access on ports 80 and 443

D.Run netstat to ensure the port is correctly bound, and configure the firewall to allow access on ports 80 and 443

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Question 16

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Question 18

Question 19

Question 20

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