体重（kg)＝6（kg)+月龄×0.25，此公式适用于A．13～15岁B．1～3岁C．1～6个月D．7～12个月E．2～12岁

A.Wireless router

B.Hub

C.Repeater

D.Wireless network adapter

ddress 189.66.1.0 by its Internet Service Provider. If you divide the network range by using the 255.255.255.224 subnet mask, how many hosts can be supported on each network？（）

A.14

B.16

C.30

D.32

E.62

F.64

You are a network administrator for Ezonexam.com's Windows 2000 network.

Your network has 200 Windows 2000 Professional computers and 15 Windows 2000 Server computers.

Users on the network save their work files in home folders on a network server. The NTFS partition that contains the home folders has Encrypting File System (EFS) enabled. A user named Jack Bauer leaves the company. You grant her manager the Full Control NTFS permission to Jack's home folder. When the manager attempts to open any of the files, she receives the following error message: "Access is denied."

What should you do？

A．Use System File Checker (SFC) to decrypt the file.

B．Log on the network as the Recovery Agent. Decrypt the files for the manager.

C．Log on the network as the administrator. Use the cipher command to decrypt the files.

D．Log on the network as a member of the Backup Operators group. Decrypt the files for the manager.

computer named TestKing8.You log on to TestKing8 and attempt to access the network. You discover that the server is not communicationg on the network. You discover that a service pack and an updated network adapter driver were installed on TestKing8 the previous night.A complete backup, including the System State data, was performed before the service pack and the driver were installed.You need to restore network communications.What should you do first？（）

A. Use Roll Back Driver to reinstall the previous driver for the network adapter.

B. Use the Backp or Restore Wizard to restore the backup from the previous night.

C. Restart TestKing8 by using Last Known Good Configuration option.

D. Use the Registry Editor to delete the registry settings for the network adapter driver.

nsured by network environments, such as GET VPN, Dynamic Multipoint VPN and Ethernet.Which PIN architecture is applicable in those environments？（）

A.Campus

B.Teleworker

C.Branch

D.Data center

eed at least 5 networks with 25 hosts each. You have been allocated a /24 network.Which prefix length will satisfy the given requirements？（）

A./24

B./26

C./27

D./28

A.The network administrator can apply port security to dynamic access ports

B.The network administrator can configure static secure or sticky secure mac addresses in the voice vlan.

C.The sticky learning feature allows the addition of dynamically learned addresses to the running configuration.

D.The network administrator can apply port security to EtherChannels.

E.When dynamic mac address learning is enabled on an interface,the switch can learn new addresses,up to the maximum defined.

A.The network administrator can apply port security to dynamic access ports

B.The network administrator can configure static secure or sticky secure mac addresses in the voice vlan.

C.The sticky learning feature allows the addition of dynamically learned addresses to the running configuration.

D.The network administrator can apply port security to EtherChannels.

E.When dynamic mac address learning is enabled on an interface,the switch can learn new addresses,up to the maximum defined.

A. Network management

B. Protocol analyzer

C. Network monitoring

D. System diagnostic

You are the network administrator for The network consists of a

single Active Directory domain named The domain contains Windows

Server 2003 computers and Windows XP Professional computers.

All confidential company files are stored on a file server named TestKing1. The

written company security states that all confidential data must be stored and

transmitted in a secure manner. To comply with the security policy, you enable

Encrypting File System (EFS) on the confidential files. You also add EFS

certificates to the data decryption field (DDF) of the confidential files for the users

who need to access them.

While performing network monitoring, you notice that the confidential files that are

stored on TestKing1 are being transmitted over the network without encryption.

You must ensure that encryption is always used when the confidential files on

TestKing1 are stored and transmitted over the network.

What are two possible ways to accomplish this goal？（） (Each correct answer presents

a complete solution. Choose two)