Exam 8: Implementing Network Services

Which of the following is the most likely cause for missing resource records in a secondary zone?

Dev is configuring the DHCP server in his organization. He wants to restrict some computers from obtaining an IP lease from the DHCP. How can he achieve this?

Reno is facing some DNS server issues that he is unable to resolve using nslookup, DNS manager, and other general methods. He decides to use information from the DNS Server log to identify the issue. However, the information that was logged is insufficient to resolve the issue. Reno is able to identify the issue after enabling debug logging. What should Reno do next?

Malia configures a primary zone on a DNS server to accept dynamic updates. Whenever a computer is added to the network, resource records for the computer are automatically created. For a computer, NX2001EY, Malia configures resource records manually. On the Zone Aging/Scavenging Properties window, she selects Scavenge stale resource records, sets the No-refresh interval to 14 days, and sets the Refresh interval to 14 days. She also enables automatic scavenging in the DNS server's properties. If Malia removes NX2001EY from the network, what is the most likely outcome in this scenario?

Felicia is drafting an email to her colleague Rhonda. After Felicia types out the email, she enters the email address rhonda@zoneA.com and clicks Send. Felicia's email server uses the email address typed to locate the recipient email server. Which DNS resource record for zoneA.com allows Felicia's email server to locate the recipient email server?

In the context of DHCP, why do organizations use MAC address filtering?

You are investigating strange traffic on your network and wish to resolve an IP address to a DNS name. What resource record should you use to perform a reverse lookup?

What resource record type defines an IPv6 host address in DNS?

What is the difference between stub zones and conditional forwarders?

What is the first step in troubleshooting an issue where a single computer is unable to lease an address?

Kaya is an administrator at Kelvin Computing. Benjamin, a user, wants to access a shared folder on SERVERA, so he uses the UNC \\servera\share to access the folder. His computer then sends out a broadcast to the network to resolve the name SERVERA. Because of the broadcast, all computers on the LAN interpret it and causes additional processing that interferes with other operations. What can Kaya do to avoid this additional overhead?

Tuyet types the following statement into File Explorer: \\serverA\Share1 . The NetBIOS name is resolved by a WINS server, and Tuyet is able to access the shared folder. After this interaction with the WINS server, Tuyet does not perform any other operations that requires her computer to interact with the WINS server for over a week. Which of the following is true of this scenario?

What information must be provided in order to configure an IPv6 DHCP scope?

Danielle creates a new scope, Sales LAN, for a DHCP server in her organization. She wants to assign an IP address to a printer in the sales department. Which of the following folders should Danielle use to configure this option ?

You are the administrator for an Active Directory domain and have been tasked with improving the response time for resolving DNS queries for resources in a second company-owned domain that does not use Active Directory. What type of zone can be used to accomplish this task with minimal overhead?

Why do organizations configure default forwarders?

Radha is using nslookup to troubleshoot DNS-related issues on SERVER1. She uses the command prompt and types in the statement nslookup servery.zone1.com. SERVER1 returns an incorrect result. If SERVER1 is non-authoritative for this lookup, what should Radha do to resolve this issue?