Directions: For each multiple-choice question, choose one of the options. Then, define and provide examples.
Answer the remaining questions, and provide an explanation. Your explanation should be a minimum of one
paragraph (four to five sentences). Include citations to all external references. Each of these questions is worth
20 points.
The questions are listed below, but please use the Assignment #4 document to submit your answers.
- Define the following and provide an example:
(a) Root DNS server
(b) Top-level domain name servers
(c) Default name server - Define the following and provide an example:
(a) Authoritative domain name servers – primary and secondary
(b) Master name server
(c) Slave name server - Wi-Fi routers are expected to have a DNS Relay.
What is it? What does it do? - Go to www.misk.com/tools
and enter the domain name of your choice.
Review the information provided by selecting DNSLOOKUP, WHOIS, and TRACEROUTE.
What have you learned? - Your PC has been suspiciously pinged from IP address 91.140.0.140. Using tools that are freely available in
the Web, learn as much as possible about that IP address (domain name, physical location, owner, address,
etc.). What have you learned?
Sample Solution
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