2013 Latest MCTS 70-642 Exam Questions 81-85

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QUESTION 31
Your network contains two DHCP servers named Server1 and Server2. On Server1, you create a scope named Scope1.
You need to ensure that DHCP clients receive IP addresses from the address range in Scope1 if Server1 is unavailable. The solution must prevent both servers from assigning duplicate IP addresses.
What should you do from the DHCP console? A. On Server1, create a superscope.
B. On Server1, select Scope1, and then run the Split-Scope wizard.
C. On Server2, create a scope, and then reconcile each scope.
D. On Server2, create a scope, and then enable Network Access Protection.
Correct Answer: B
Explanation/Reference: Correct answer(s): B Explanation:

QUESTION 32
You need to add a reservation for a print device to a DHCP scope.
Which two components should you include in the reservation? (Each correct answer presents part of the solution. Choose two.)
A. the default gateway
B. the IP address
C. the MAC address
D. the printer server name
E. the subnet mask
Correct Answer: BC
Explanation/Reference: Correct answer(s): B, C Explanation:
A reservation reserves an IP address based on the MAC address.
Your network contains an Active Directory domain. The domain contains a DHCP server named Server1. You create a scope named Scope1 on Server1.
You need to prevent unauthorized DHCP clients from receiving addresses from Server1. What should you do?
A. From the DHCP console, configure filters.
B. From the Local Security Policy console, modify the network settings.
C. From the Local Users and Groups console, modify the membership of the DHCP Users group.
D. From the Netsh tool, change to the DHCP Server context, and then run the initiate auth command.
Correct Answer: A
Explanation/Reference: Correct answer(s): A Explanation:
On DHCP>iPv4, click on properties, then click on filters tab :

QUESTION 34
Your network contains two DHCP servers named Server1 and Server2. Server1 and Server2 are located in the same subnet.
You configure a split scope named Scope1 on the DHCP servers.
You need to ensure that Server2 only responds to DHCP client requests if Server1 is unavailable. What should you modify?
A. the Scope1 properties for Server1
B. the Scope1 properties for Server2
C. the server options for Server1
D. the server options for Server2
Correct Answer: B
Explanation/Reference: Correct answer(s): B Explanation:
You need to configure a delay in the properties of Scope1 on Server2 so that Server1 always responds first.

QUESTION 35
Your network contains a DHCP server that is configured as shown in the exhibit. (Click the Exhibit button.)
You need to ensure that the DHCP server can respond to DHCP clients.
What should you do?
A. From the DHCP console, authorize the DHCP server.
B. From the Services console, start the DHCP Server service.
C. From Network Connections, modify the IPv4 properties and the IPv6 properties.
D. From the Local Users and Groups snap-in, add the Server3 computer account to the DHCP Administrators group.
Correct Answer: A
Explanation/Reference: Correct answer(s): A Explanation:

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