70-642 Exam - Free Questions and Answers

Question 1 ( Topic 1 )

Your company has a domain controller named Server1 that runs Windows Server 2008 R2 and the DNS server role. A server named Server2 runs Windows Server 2003 and
Microsoft Exchange Server 2007.
The company wants to deploy a new Exchange server named Server3 to receive all inbound e- mail traffic. You need to configure DNS to direct incoming e-mail traffic to the
Exchange servers. You also need to ensure that higher priority is given to Server3.
What should you do?

A. Set the priority value of the Server2 Mail Exchanger (MX) record to 20. Create a new Mail Exchanger (MX) record for Server3. Set the priority value to 5.
B. Set the priority value of the Server2 Mail Exchanger (MX) record to 5. Create a new Mail Exchanger (MX) record for Server3. Set the priority value to 20.
C. Create a new Service Location (SRV) record in the domain for Server3. Set the port number value to 25. Configure the priority setting to 20.
D. Create a new Service Location (SRV) record in the domain for Server3. Set the port number value to 110. Configure the priority setting to 5.

Answer : A

Question 2 ( Topic 1 )

Your company is designing its network. The network will use an IPv6 prefix of
2001:DB8:BBCC:0000::/53.
You need to identify an IPv6 addressing scheme that will support 2000 subnets.
Which network mask should you use?

A. /61
B. /62
C. /63
D. /64

Answer : D

Question 3 ( Topic 1 )

Your company has a main office and two branch offices that are connected by WAN links.
The main office runs the DNS Server service on three domain controllers. The zone for your domain is configured as an Active Directory-integrated zone.
Each branch office has a single member server that hosts a secondary zone for the domain. The DNS servers in the branch offices use the main office DNS server as the DNS
Master server for the zone.
You need to minimize DNS zone transfer traffic over the WAN links.
What should you do?

A. Decrease the Retry Interval setting in the Start of Authority (SOA) record for the zone.
B. Decrease the Refresh Interval setting in the Start of Authority (SOA) record for the zone.
C. Increase the Refresh Interval setting in the Start of Authority (SOA) record for the zone.
D. Disable the netmask ordering option in the properties of the DNS Master server for the zone.

Answer : C

Question 4 ( Topic 1 )

Your network contains a server named Server1 that runs Windows Server 2008 R2.
Server1 has the Remote Access Service role service installed. Server1 is configured as a
VPN server.
You need to ensure that you can configure Server1 as a Network Address Translation
(NAT) server.
What should you do first on Server1?

A. Enable IPv4 routing.
B. Enable IPv6 routing.
C. Add a new routing protocol.
D. Add the Routing role service.

Answer : D

Question 5 ( Topic 1 )

Your company's corporate network uses Network Access Protection (NAP).
Users are able to connect to the corporate network remotely.
You need to ensure that data transmissions between remote client computers and the corporate network are as secure as possible.
What should you do?

A. Apply an IPSec NAP policy
B. Configure a NAP policy for 802.1X wireless connections
C. Configure VPN connections to use MS-CHAP v2 authentication
D. Restrict Dynamic Host Configuration Protocol (DHCP) clients by using NAP