A new packages repository named repo10 has been installed on mirror site. A Linux administrator wants to use this new repository for local package installations. In which of the following locations should the administrator store the configuration information for the repo10 repository?

Which of the following will boot from a network-hosted ISO image at power on?

Which of the following directories contains information related to various runtime processes, such as hardware and system memory?

A technician wants to secure a sensitive workstation by ensuring network traffic is kept within the local subnet. To accomplish this task, the technician executes the following command:
echo 0 > /proc/sys/net/ipv4/ip_default_ttl
Which of the following commands can the technician use to confirm the expected results? (Choose two.)

Which of the following BEST describes the purpose of the X11 system?