70-642 最新题库 2010-02-17

Microsoft _CertifyMe_ 70-642_v2010-02-20_117q_by-White

Number: 70-642

Passing Score: 700

Time Limit: 120 min

File Version: 2010-02-20

Exam: Microsoft 70-642

Added Few More Important and Valid Questions with Answers

Thanks and good Luck

stale resource records are removed from na.contoso.com. What should you do?

A. Stop and restart the DNS service on Server1.

B. Enable DNS scavenging on the na.contoso.com zone.

C. Run the dnscmd Server1 /AgeAllRecords command on Server1.

D. Run the dnscmd Server1 /StartScavenging command on Server1.

Answer: B

QUESTION 2

Your company has an Active Directory domain named ad.contoso.com The company also has a

public namespace named contoso.com. You need to ensure that public DNS zone records cannot

be copied. You must achieve this goal without impacting the functionality of public DNS name

QUESTION 3

Your company has a main office and a branch office. The main office has a domain controller

named DC1 that hosts a DNS primary zone. The branc office has a DNS server named SRV1

that hosts a DNS secondary Zone. All client computers are configured to use their local server for

DNS resolution. You change the IP address of an existing server named SRV2 in the main office.

You need to ensure that SRV1 reflects the change immediately. What should you do?

A. Restart the DNS server service on DC1

B. Run the dnscmd command by using the /zonerefresh option on DC1.

C. Run the dnscmd command by using the /zonerefresh option on SRV1.

D. Set the refresh interval to 10 minutes on the Start Of Authority (SOA) record.

(RODC). You change the IP address of an exisiting server named SRV2 in the main office. You

need the branch office DNS servers to reflect the change immediately. What should you do?

A. Run the dnscmd /ZoneUpdateFromDs command on the branch office servers.

B. Run the dnscmd /ZoneUpdateFromDs command on a domain controller in the main office.

C. Change the domain controllers at the branch offices from RODCs to standard domain controllers.

Your company has a server named Server1 that runs Windows Server 2008. Server1 runs the

DHCP server role and the DNS server role. You also have a server named ServerCore that runs

a ServerCore installation of Windows Server 2008.

All computers are configured to use only Server1 for DNS resolution. The IP address of Server1

is 192.168.0.1. The network interface on all the computers is named LAN. Server1 is temporarily

office. A new DNS server named Server2 has been configured to use the IP address

192.168.0.254. You need to configure ServerCore to use Server2 as the preferred DNS server.

What should you do?

A. Run the netsh interface ipv4 add dnsserver "LAN" static 192.168.0.254 index=1 command

B. Run the netsh interface ipv4 set dnsserver "LAN" static 192.168.0.254 192.168.0.1 both command

C. Run the netsh interfface ipv4 set dnsserver "LAN" static 192.168.0.254 primary command and the netsh interface ipv4 set dnsserver "LAN"

static 192.168.0.1 both command.

static 192.168.0.1 index=1 command

QUESTION 6

You need to configure DNS to include the following parameters for the custom application:

Service

Priority

Weight

Protocol

Host offering this service

Which record should you create?

Your company has a main office and two branch offices. Domain controllers in the main office

host an Active Directory-Integrated zone. The DNS servers in the branch offices host a secondary

zone. Each branch office has an application server. Users access the application server by using

its fully qualified domain name. You need to ensure that users in the branch offices can access

their local application server even if the WAN links are down for three days. What should you do?

A. Increase the Expires After setting to 4 days on the Start of Authority (SOA) record for the zone.

setting to 4 days.

Answer: A

QUESTION 8

Your company has a single Active Directory forest that has a domain in North America named

na.contoso.com and a domain in South America named sa.contoso.com The client computers run

Windows Vista. You need to configure the client computers in the North America office to improve

the name resolution response time for resources int he South America office What should you

do?

A. Configure a new GPO that disables the Local-Link Multicast Name resolution feature. Apply the policy to all the client computers in the North

America office.

North America office.

Answer: C

QUESTION 9

Your company has multiple DNS servers in the main office. You plan to install DNS on a member

server in a branch office. You need to ensure that the DNS server in the branch office is able to

query any DNS server in the main office, and you need to limit the number of DNS records that

are transferred to the DNS server in the branch office. What should you do?

A. Configure a secondar zone on the DNS server in the branch office.

C. Configure a stub zone on the DNS server in the main office.

D. Configure a primary zone on the DNS server in the branch office.

Answer: B

A. Change the stub zone to a secondary zone on Server1

B. Open the SOA record for the zone on Server2. Change the Minimum (default) TTL setting to 12 hours.

D. Open the primary DNS zone on Server2. Create a new Service Locator (SRV) record and a new host (A) record for Server1.

Answer: A

immediately resolve the updated DNS record. What should you do?

A. Run the dnscmd /clearcache on Server3

B. Run the ipconfig /flushdns command on Server3

C. Decrease the Time-to-Live (TTL) on the Start of Authority (SOA) record of na.contoso.com to 15minutes

D. Increase the Retry Interval value on the Start of Authority (SOA) record of na.contoso.com to 15 minutes.

Answer: A

QUESTION 12

Your company has a single Active Directory forest that has an Active Directory domain named

na.contoso.com A member server named Server2 runs the DNS server role. The Server2 DNS

service hosts multiple secondary zones including na.contoso.com. You need to reconfigure

QUESTION 13

Your company has an Active Direcotry forest that has five domains. All DNS servers are domain

controllers. You need to ensure that users from all domains are able to access a Web server

named App1 by browsing http://App1. What should you do?

A. Configure and enable DFS-R on the Appl1 Web Server

C. Create a zone named GlobalNames on a DNS server. Replicate the GlobalNames zone to all domain controllers int he forest. Create a host

(A) record for the App1 Web server in the zone

D. Create a zone named LegacyWINS on a DNS server. Replicated the LegacyWINS zone to all domain controlelrs in the forest. Create a host

(A) record for the Appl1 Web server in the zone.

A. Use DNS manager to delete the 127.in-addr.arpa zone.

B. Run the dnscmd /RecordDelete 10.3.2.127 command at the command prompty

D. Run the dnscmd /RecordDelete 10.in-addr.arpa 127.2.3 PTR command at the command prompt.

Answer: D