| 1. | You are the network administrator for your company. All servers are running Microsoft Windows Server 2003. Client computers are running Windows XP Professional. Two DNS servers are currently configured on the network that are connected by high-speed WAN connections. Both servers are configured with identical hardware. Currently, one server is configured as a primary server and the other is configured as a secondary server. Both DNS servers are upgraded to domain controllers. You want to be able to perform updates to the zone data from either DNS server. What should you do? 
| A. | In the Properties dialog box for the DNS server, select the General tab and click the Change button beside the zone type. Select the option to store the zone in Active Directory. |
| B. | In the Properties dialog box for the zone, select the Zone Type tab and click the Change button. Select the Active DirectoryIntegrated option. |
| C. | In the Properties dialog box for the zone, select the General tab and click the Change button beside the zone type. Select the option to store the zone in Active Directory. |
| D. | In the Properties dialog box for the DNS server, select the Zone Type tab and click the Change button. Select the Active DirectoryIntegrated option. |
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| 2. | You are the network administrator for your company. All servers are running Microsoft Windows Server 2003. Client computers are running Windows XP Professional. You have just finished installing the DNS service on a Windows Server 2003 member server in the bayside.net domain. You need to add a record into the zone file to identify the mail server in the domain. What should you do?
| A. | Create a PTR record on the DNS server. |
| B. | Create an A record on the DNS server. |
| C. | Create a CNAME record on the DNS server. |
| D. | Create an MX record on the DNS server. |
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| 3. | You are the network administrator for your company. Servers have been upgraded to Microsoft Windows Server 2003. Client computers are running Microsoft Windows XP Professional. The DNS service has been installed on a member server within the company domain. You want to provide fault tolerance for your zone so that name resolution can still continue if the DNS server goes offline. You plan to add another DNS server to the domain. You need to configure the new DNS server role in the appropriate role. What should you do?
| A. | Configure the new server as a secondary DNS server. |
| B. | Configure the new server as a Master name server. |
| C. | Configure the new server as a caching-only server. |
| E. | Configure the new server as a DNS forwarder. |
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| 4. | You are the network administrator for the Bayside Co. All servers are running Microsoft Windows Server 2003. Bayside has seven offices located in different parts of the United States. The central office hosts the primary DNS server. All branch office locations have their own DNS servers configured as secondary servers. The offices are currently connected by slow WAN links, with no plans to upgrade them. The annual budget allows for the addition of a second DNS server at each of the locations. However, you do not want any more traffic generated from zone transfers on the WAN or the local networks. What should you do?
| A. | Configure the new servers as Standard primary DNS servers. |
| B. | Configure the new servers as Standard secondary DNS servers. |
| C. | Configure the new servers as Master name servers. |
| D. | Configure the new servers as Caching-only servers. |
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| 5. | You are the network administrator for an insurance company. You have upgraded all servers to Microsoft Windows Server 2003. Client computers are running Microsoft Windows XP Professional. You are trying to determine the hostname associated with the IP address of 192.168.0.20 using the NSLookup command from Wrk02, but you are unsuccessful. You know the IP address is assigned with Wrk01 and you can successfully resolve other hostnames on the network using this command. What is most likely the cause of the problem?
| A. | There is no A record for Wrk01. |
| B. | There is no A record for Wrk02. |
| C. | There is no PTR record for Wrk01. |
| D. | There is no PTR record for Wrk02. |
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| 6. | You are the network administrator for the Bayside Company. Domain controllers are running Microsoft Windows Server 2003. Client computers are running Microsoft Windows XP Professional. A client reports that he is having problems resolving certain hostnames to IP addresses from his computer. You verify that changes have recently been made to some resource records in the zone file. You suspect there are outdated entries in the client resolver cache. The problem is not affecting any other clients on the network What should you do?
| A. | Uninstall the DNS server service. |
| B. | Delete the cache.dns file. |
| C. | Use the ipconfig /flushdns command on the client computer. |
| D. | Use the Clear Cache option from the Action menu within the DHCP console. |
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| 7. | You are the network administrator for your organization. You have installed the DNS service on all the Windows Server 2003 domain controllers in the company domain. Zone information is stored within Active Directory. You want to verify that zone data is being updated between DNS servers. Which tool can you use to verify this?
| A. | System Monitor |
| B. | Replication Monitor |
| C. | DNS management console |
| D. | DNS Debug logging |
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| 8. | You are the network administrator for a small accounting firm. Domain controllers and member servers are running Microsoft Windows Server 2003. Client computers are running Microsoft Windows XP Professional. You install the DNS service on two member servers. You need to enable the zone for secure updates. When you open the Property window for the zone, you do not see the Secure Only option. What could be causing the problem?
| A. | You are not logged on as the administrator. |
| B. | You do not have permission to dynamically update the zone database. |
| C. | The DNS service is not running on domain controllers. |
| D. | The zone is configured as a primary zone. |
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| 9. | You are the network administrator for the Bayside Company. All servers have been upgraded to Microsoft Windows Server 2003. You have delegated the sales.bayside.net zone to another DNS server on the network. You want to ensure that the name server for bayside.net is notified anytime a new authoritative name server is added to the sales.bayside.net zone. What should you do?
| A. | Using the Name Servers tab from the sales.bayside.net zone, configure the DNS server to notify the DNS server in the parent domain of any changes. |
| B. | Configure a stub zone on the DNS server within the parent domain. |
| C. | Configure a DNS server within the bayside.net zone to be a secondary server to the sales.bayside.net zone. |
| D. | Configure all zones to store information within Active Directory. |
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| 10. | You are the network administrator for a large insurance company. The primary DNS server is located in the head office. One of the branch locations has a large number of users. You install a secondary DNS server in this location to decrease name resolution response time. The WAN link between the branch office and the head office is heavily used. You want to decrease the number of times that the secondary DNS server checks for zone updates. What should you do?
| A. | In the Properties dialog box for the DNS server, select the Zone Transfers tab and increase the refresh interval. |
| B. | In the Properties dialog box for the zone, select the Start of Authority (SOA) tab and increase the refresh interval. |
| C. | In the Properties dialog box for the zone, select the Start of Authority (SOA) tab and increase the retry interval. |
| D. | In the Properties dialog box for the zone, select the General tab and increase the retry interval. |
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| 11. | You are the network administrator for your company. All servers have been upgraded to Microsoft Windows Server 2003. Client computers are running Microsoft Windows XP Professional. You have installed the DNS service on DNSSRV01. You want to configure this DNS server to forward queries that it cannot resolve to another DNS server on the network. You log on to DNSSRV01 using a user account that belongs to the DNS Admins group. When you display the Forwarders tab in the properties of SRV1 in the DNS console, the option to enable forwarders is unavailable. What should you do?
| A. | Add your user account to the Enterprise Admins group. |
| B. | Configure DNSSRV01 as a secondary DNS server. |
| C. | Enable Round Robin on DNSSRV01. |
| D. | Delete the root DNS zone on DNSSRV01. |
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| 12. | You are the network administrator for a large company. All network servers are running Microsoft Windows Server 2003. Client computers are running a mixture of Microsoft Windows 95 and Microsoft Windows 2000 Professional. Your company, contoso.com, has just acquired another company, nwtraders.com. You want to keep the existing network infrastructure. Each domain will maintain its own DNS servers. You want DNS01, the DNS server for contoso.com, to send DNS queries for hosts in nwtraders.com to DNS01, the DNS server for nwtraders.com domain. What should you do?
| A. | Open the properties window for contoso.com. Use the Forwarders tab to configure DNS01 to forward all name resolution requests to DNS02. |
| B. | Open the properties window for DNS01. Use the Forwarders tab to configure DNS01 to forward all name resolution requests to DNS02. |
| C. | Open the properties window for DNS01. Use the Forwarders tab to configure DNS01 to forward all name resolution requests for nwtraders.com to DNS02. |
| D. | Open the properties window for contoso.com. Use the Forwarders tab to configure DNS01 to forward all name resolution requests for nwtraders.com to DNS02. |
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| 13. | You are the network administrator for the Bayside Company. You have upgraded all servers to Microsoft Windows Server 2003. Client computers are running Microsoft Windows XP Professional. All computers are members of a single Active Directory domain called bayside.net. The company website is hosted on three different web servers. The web servers are configured with identical hardware and each one is assigned a unique IP address. You want traffic to the company website distributed evenly across all three web servers. You open the properties windows for the DNS server. Which option should you select? |
| 14. | You are the network administrator for bcdtrain.com. The network has recently been upgraded to Microsoft Windows Server 2003. Client computers have been upgraded to Microsoft Windows XP Professional. A new Domain Name System (DNS) server, DNS-01, has been added to the network. This server is configured as the primary DNS server for the bcdtrain.com domain. There is an existing legacy UNIX server on the network, DNS-02, that you configure as a secondary DNS server. You determine that this server is running a version of BIND older than 4.9.4. You soon discover that DNS-02 is not receiving zone transfers from DNS-01. What should you do?
| A. | Disable the BIND secondaries option on DNS-01. |
| B. | Enable the BIND secondaries option on DNS-01. |
| C. | Disable the BIND secondaries option on DNS-02. |
| D. | Enable the BIND secondaries option on DNS-02. |
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| 15. | You are a network administrator for your company. The network consists of server computers running Microsoft Windows Server 2003 and client computers running Microsoft Windows XP Professional. The DNS service is installed on SRV01. It hosts a zone file called contoso.com. SRV02 is configured as an FTP server. The following resource records exist in the zone file for SRV02. Host (A) Alias (CNAME) Service Location (SRV) Well Known Service (WKS) You decide to change SRV02 to use Transmission Control Protocol (TCP) port 1021 as the control port for FTP. You need to ensure that the port is defined correctly in DNS. Which resource record should you update?
| A. | Host (A) |
| B. | Alias (CNAME) |
| C. | Service Locator (SRV) |
| D. | Well Known Service (WKS) |
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| 16. | You are the network administrator for your company. All servers are running Microsoft Windows Server 2003. The network consists of several subnets. All clients are WINS-enabled and capable of updating their records dynamically. Each of the subnets has its own WINS server. One of the subnets contains two UNIX servers. Hosts on the local subnet can communicate with the UNIX servers; however, hosts on other subnets are unsuccessful. Clients can resolve NetBIOS names for hosts on other subnets. Clients on all subnets need to be able to resolve the NetBIOS names of the UNIX servers. What should you do?
| A. | On each of the subnets, configure a secondary WINS server on each subnet. |
| B. | Configure the WINS servers as replication partners. |
| C. | Configure the WINS servers to back up their local databases. |
| D. | Configure static mappings for the two UNIX servers. |
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| 17. | You are the network administrator for your company. All servers are running Microsoft Windows Server 2003. The network has a mixture of WINS and non-WINS clients. Three of the seven subnets contain WINS servers. Several users report that they are unable to browse hosts on other subnets. Upon investigating the reports, you discover that the problem is only affecting non-WINS clients. What should you do?
| A. | Configure static mappings for the non-WINS clients. |
| B. | Install a WINS proxy on each subnet that does not have a local WINS server. |
| C. | Configure replication between the three WINS servers. |
| D. | Configure a DHCP relay agent on each subnet. |
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