Comptia certkiller xk0-005 Exam Questions Tutorials by Jemima q53 vce pdf

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Exam Name:	CompTIA Linux+ Exam
Exam Code:	XK0-005 Dumps
Vendor:	CompTIA	Certification:	Linux+
Questions:	401 Q&A's	Shared By:	jemima

Question 76

A Linux engineer needs to get information from the foo.com domain mail servers. Which of the following network tools should the engineer use?

Options:

arp mx foo.com

nc mx foo.com

dig mx foo.com

route mx foo.com

Discussion

Question 77

A Linux administrator needs to list the packages that are currently installed on a server. Which of the following commands should the administrator use?

Options:

snap install list

snap list

snap show

snap packages

Discussion

Question 78

A Linux administrator needs to harden a system and guarantee that the Postfix service will not run, even after a restart or system upgrade. Which of the following commands allows the administrator to fulfill the requirement?

Options:

systemctl mask postfix.service

systemctl disable postfix.service

systemctl stop postfix.service

systemctl -n restart postfix.service

Discussion

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Question 79

A systems administrator is tasked with configuring a repository on an RPM-based Linux system. Which of the following need to be reviewed and modified? (Select two).

Options:

/etc/yum.conf

/etc/apt/sources.list.d

/etc/pam.d

/etc/apt.conf

/etc/yum.repos.d

/etc/ssh/ssh_config