Chapter 4 Installing and Configuring the Dynamic Host Configuration Protocol

5. What command-line utility can you use to configure DHCP options? a. Netsh b. Ipconfig c. DCHPconfig d. Oclist

a. Netsh

14. Which type of options can be set in the DHCP console? (Choose all that apply) a. Scope b. Domain c. Client d. Server

a. Scope d. Server

13. Your company has introduced wireless connectivity for your network. Most of your users have wireless devices along with their desktop computers. Your help desk analysts report that they are responding to many calls from users receiving APIPA addresses--IP addresses starting with 169.254. DHCP was implemented using the default settings for Windows Server 2008. Also, wireless and wired clients use the same scopes. Which of the following actions will resolve your problem? (Choose all that apply) a.Check DHCP scope statistics for scopes that have 0 available addresses b. Check DHCP server statistics for scopes that have 0 available addresses c. Decrease the lease duration to 1 day for wired clients d. Increase the lease duration to 2 days for wireless clients

a.Check DHCP scope statistics for scopes that have 0 available addresses c. Decrease the lease duration to 1 day for wired clients

6. Which of the following are required to propagate DHCP messages between routed subnets? (Choose all that apply) a. DHCP-compliant switch b. DHCP relay agent c. RFC 1542-compliant router d. RFC 1512-compliant router

b. DHCP relay agent c. RFC 1542-compliant router

16. Which type of message is sent from DHCP client to a DHCP server? (Choose all that apply) a. DHCPAck b. DHCPRequest c. DHCPRelease d. DHCPDiscover

b. DHCPRequest d. DHCPDiscover

12. Which of the following do DHCP servers use to determine if a DHCP client has an IP reservation? a. NIC number b. MAC address c. Default gateway d. IP address

b. MAC address

2. As with the Active Directory database, the DHCP database is replicated among all DHCP servers in a domain. True or False?

False

7. DHCP can be installed on Server Core using the following command: servermanagercmd.exe - install DHCP. True or False?

False (ocsetup.exe)

10. Server options take precedence over scope options if they conflict. True or False?

False (scope overwrite server)

1. Workgroup and domain installations of DHCP require the authorization of the DHCP server before IP addresses can be allocated True or False?

False (workgroup do not require)

11. Which of the following intervals do DHCP clients use to perform lease renewals? (Choose all that apply) a. 50% of lease duration b. 75% of lease duration c. 87.5% of lease duration d. 65% of lease duration

a. 50% of lease duration c. 87.5% of lease duration

20. You have just changed your DHCP options to include a new DNS server. Your clients have a lease duration of (5)five days . If all of your clients can successfully renew their lease, what is the longest you have to wait for clients to have the new DHCP option? a. 60 hours b. 72 hours c. 105 hours d. 140 hours

a. 60 hours (50%x5 days=2.5 days; 2.5x24h=60 hours)

18. What types of messages are used when a DHCP client moves to another subnet? (Choose all that apply) a. DHCPAck b. DHCPNack c. DHCPRelease d. DHCPRequest e. DHCPDiscover f. DHCPOffer g. DHCPInform

a. DHCPAck b. DHCPNack d. DHCPRequest e. DHCPDiscover f. DHCPOffer

19. What types of messages are used when a DHCP client renews a lease? (Choose all that apply) a. DHCPAck b. DHCPNack c. DHCPRelease d. DHCPRequest e. DHCPDiscover f. DHCPOffer g. DHCPInform

a. DHCPAck d. DHCPRequest

17. What type of messages are used during an initial lease request? (Choose all that apply) a. DHCPAck b. DHCPNack c. DHCPRelease d. DHCPRequest e. DHCPDiscover f. DHCPOffer g. DHCPInform

a. DHCPAck d. DHCPRequest e. DHCPDiscover f. DHCPOffer

15. Which type of message tells a client that its lease renewal request has been refused? a. DHCPNack b. DHCPDecline c. DHCPRefuse d. DHCPReject

a. DHCPNack

9. What are the benefits of using DHCP? (Choose all that apply) a. Flexibility b. Centralized administration c. Multimaster replication d. Scalability e. Ease of use

a. Flexibility b. Centralized administration d. Scalability e. Ease of use

25. What is the syntax used to stop the DHCP Server service? a. ipconfig/stopdhcp b. net stop dhcpserver c. net stop dhcp d. netsh dhcpserver -stop

b. net stop dhcpserver

3. What is the default directory for the DHCP backups? a. %systemroot%\windows\dhcp b. %systemroot%\system\dhcp\backup c. %systemroot%\system32\dhcp\backup d. %systemroot%\system32\dhcp

c. %systemroot%\system32\dhcp\backup

21. What is the default location for DHCP audit logs? a. %systemroot%\windows\dhcp b. %systemroot%\system\dhcp\backup c. %systemroot%\system32\dhcp\backup d. %systemroot%\system32\dhcp

d. %systemroot%\system32\dhcp

4. What is the default directory for the DCHP database files? a. %systemroot%\windows\dhcp b. %systemroot%\system\dhcp\backup c. %systemroot%\system32\dhcp\backup d. %systemroot%\system32\dhcp

d. %systemroot%\system32\dhcp

8. What is the default lease length used by a scope in Windows Server 2008? (Choose all that apply) a. 6 days (wired) b. 1 day (wired) c. 1 day (wireless) d. 8 days (wired) e. 12 hours (wireless) f. 6 hours (wireless)

d. 8 days (wired) f. 6 hours (wireless)

22. How often do automatic backups of the DHCP database occur? a. Never b. Every 4 hours c. Every day d. Every 1 hour

d. Every 1 hour

23. For disaster recovery, manual DHCP backups should be stored ________.

offline

24. After DHCP is installed, you must configure ________ for DHCP clients to receive addresses

scope