XK0-004

Which of the following can be used to boot a DVD from a remote device to initialize a Linux system setup on bare metal hardware as if it is a local DVD?A . UEFIB . PXEC . NFSD . GRUBView AnswerAnswer: A Explanation: Reference: https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/6/html/installation_guide/ch-boot-x86

A Linux server has multiple IPs. A Linux administrator needs to verify if the HTTP server port is bound to the correct IP. Which of the following commands would BEST accomplish this task?A . routeB . hostC . nslookupD . netstatE . ipView AnswerAnswer: D Explanation: Reference: https://www.tecmint.com/find-listening-ports-linux/

A junior Linux administrator is optimizing a system in which an application needs to take priority 0 when running the process. The administrator runs the ps command and receives the following output: Given this scenario, which of the following steps will address this issue?A . Issue the command ronice Cn...

Which of the following would be the BEST solution for a systems administrator to access the graphical user environment of a Linux machine remotely?A . VNCB . KDEC . X11D . RPCView AnswerAnswer: A Explanation: Reference: https://www.sfu.ca/computing/about/support/tips/remote-to-linux-with-gui.html

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 CA Cp tcp Cd 192.168.10.24 Cdropt 22 Cj REJECTB...

Which of the following can be used to boot a DVD from a remote device to initialize a Linux system setup on bare metal hardware as if it is a local DVD?A . UEFIB . PXEC . NFSD . GRUBView AnswerAnswer: A Explanation: Reference: https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/6/html/installation_guide/ch-boot-x86

A Linux administration is using a Linux system as a router. During the tests, the administrator discovers that IP packets are not being sent between the configured interfaces. Which of the following commands enables this feature for IPv4 networks?A . cat /proc/sys/net/ipv4/ip_route > 1B . echo “1” > /proc/sys/net/ipv4/ip_forwardC ....

A systems administration team has decided to their systems as immutable instances. They keep the desired state of each of their systems in version control and apply automation whenever they provision a new instance. If there is an issue with one of their servers, instead of troubleshooting the issue they...

A Linux server needs to be accessed, but the root password is not available. Which of the following would BEST allow an administrator to regain access and set a new known password at the same time?A . Boot into a single-user mode and reset the password via the passwd command.B...

Which of the following will provide a list of all flash, external, internal, and SSD drives?A . lspciB . lsmodC . lsblkD . lsusbView AnswerAnswer: C Explanation: Reference: https://www.linux.com/learn/intro-to-linux/2017/3/how-format-storage-devices-linux