CompTIA Linux+ Certification Exam: XK0-004

A junior Linux administrator is installing a new application with CPU architecture requirements that have the following specifications:

1.

x64 bit

2.

3.0GHz speed

3.

Minimum quad core

The administrator wants to leverage existing equipment but is unsure whether the requirements of these systems are adequate. The administrator issues the following command cat /proc/cpuinfo. The output of the command is as follows:

Which of the following is the recommended course of action the administrator should take based on this output?

A. Install the application, as the system meets the application requirements

B. Procure new equipment that matches the recommended specifications

C. Recompile the Linux kernel to support the installation.

D. Reconfigure lib modules to support the new application.

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. del Pictures/photo.jpg

C. rm -rf ./Pictures

D. rm -f MyPhoto.jpg

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

A systems administrator needs to allow the Linux server to receive HTTP connections from Internet hosts. By default, the port for HTTP connections is blocked. Which of the following rules should be added in the firewall to allow this type of connection?

A. firewall-cmd --zone=public --add-port=443/tcp --permanent

B. firewall-cmd --zone=internal --add-port=80/tcp --permanent

C. firewall-cmd --zone=public --add-port=80/tcp --permanent

D. firewall-cmd --zone=internal --add-port=443/tcp --permanent