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Vendor: CompTIA
Exam Code: XK0-004
Exam Name: CompTIA Linux+ Certification
Certification: CompTIA Certifications
Total Questions: 516 Q&A ( View Details)
Updated on: Aug 23, 2023
Exam retired
An administrator is trying to optimize a connection to an off-site NFS server.
Which of the following commands would BEST display the problems with packet sizes between hops on the network?
A. tracepath
B. ping
C. tracert
D. nmap
A systems administrator receives a report that the web server is not running after a planned system reboot. After starting the web server manually, which of the following commands should the administrator issue to ensure the web server starts at boot time?
A. systemctl service on
B. systemctl enable
C. systemctl service enable
D. systemctl on
A junior administrator is configuring local name lookups for fully qualified domain names in an isolated environment. The administrator is given a checklist and must accomplish the following tasks:
1.
Add localhost with loopback address.
2.
Add 192.168.192.12/24 to resolve to database01.comptia.org
Given this scenario, which of the following steps should the administrator perform to accomplish these tasks?
A. Open the /etc/nsswitch.conf file with a file editor and add the following lines:
127.0.0.1 localhost
192.168.192.12 database01.comptia.org
B. Open the /etc/dhcpd.conf file with a file editor and add the following lines:
127.0.0.1 localhost
192.168.192.12 database01.comptia.org
C. Open the /etc/hosts file with a file editor and add the following lines:
127.0.0.1 localhost
192.168.192.12 database01.comptia.org
D. Open the /etc/network file with a file editor and add the following lines:
127.0.0.1 localhost
192.168.192.12 database01.comptia.org
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