Linux Final Exam Q&A 2023

A service running on a host that has a master table of IP addresses to hosts associations. The table can be queried for either from any network. This service is called? - Answer- DNS When you type in a website into your browser you are probably using it's _____________, like . - Answer- FQDN To setup local host to IP translations on the Linux OS one would use the ____________ file.This is the original way we did DNS like operations. - Answer- /etc/hosts One of the more popular programs to host DNS on a linux OS is ______________. - Answer- BIND When checking a PCs name against a DNS server the tool to use is ________________________. - Answer- nslookup The configuration file for the named daemon located here ______________, is only one part of the DNS system that needs to run on a Linux server. - Answer- /etc/ Your domain forward lookup zone file would be named _____________ if your domain name where . - Answer- The primary DNS server in a network is called the __________________ - Answer- Master DNS server In DNS a(n) __________ record is probably the most common type of record found. - Answer- A The _____________ record tells other sites about your mail server. - Answer- mx A _______________ automatically configures clients on a network with an IP address, netmask, gateway and DNS, so they may communicate on that network. - Answer- DHCP server When a client gets an IP address from a dynamic host configuration protocol server there is a time limit associated between the client and IP address. This is called a ____________________. - Answer- lease Netfilter is a good example of a ____________________. - Answer- firewall A tool used to configure the firewall in Ubuntu is _________________. - Answer- ufw