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.<br /> Which network mask should you use？（）..

第1题

[] You work as a network administrator in your company. Communication inside the company is ensured by network environments, such as GET VPN, Dynamic Multipoint VPN and Ethernet. Which PIN architecture is applicable in those environments?（） You work as a network administrator in your company. Communication inside the company is ensured by network environments, such as GET VPN, Dynamic Multipoint VPN and Ethernet. Which PIN architecture is applicable in those environments?（）

A、A.Campus B、B.Teleworker C、C.Branch D、D.Data center

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第2题

[] Your Web site uses custom Themes. Your Web site must support additional Themes based on the user's company name. The company name is set when a user logs on to the Web site. The company's Theme name is stored in a variable named ThemeName. You need to use this variable to dynamically set the Web site's Theme. What should you do?（） Your Web site uses custom Themes. Your Web site must support additional Themes based on the user's company name. The company name is set when a user logs on to the Web site. The company's Theme name is stored in a variable named ThemeName. You need to use this variable to dynamically set the Web site's Theme. What should you do?（）

A、A.
B.
C.
D.

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第3题

[] Select the two correctstatements from the list below that describe DES and 3DES：（）

A、A. 3DES is muchmore secure than DES. B、B. Both DES and 3DES are stream ciphers. C、C. DES uses 64 bitkeys， although the effective key lengthis only 56bits. D、D. The decryption operation for both DES and 3DES is the same as the encryption operation. E、E. DES can only be used for encryption， whereas 3DES can also be used for authentication.

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第4题

[] You have a computer that runs Windows Vista. You create a virtual private network (VPN) connection between the computer and your company’s network. You notice that while the computer is connected through the VPN connection, users on the company network can access shared folders on the computer. You need to prevent network users from accessing your shared folders when you are connected to the company’s network by using the VPN connection. What should you do?（） You have a computer that runs Windows Vista. You create a virtual private network (VPN) connection between the computer and your company’s network. You notice that while the computer is connected through the VPN connection, users on the company network can access shared folders on the computer. You need to prevent network users from accessing your shared folders when you are connected to the compan

A、A.A B、B.B C、C.C D、D.D

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第5题

[单选题] You use a Windows 2000 Professional computer at home. You need to access shared files on a server named server1. This server is on your company’s network and is not accessible from the Internet. Your company’s network also includes a third party VPN server that is accessible from the Internet. You dial in to your Internet service provider and then create a VPN connection to your company’s VPN server. After the connection is successfully established， you run the net view \\server1 command and recei

A、Stop and then start the TCP/IP NetBIOS helper service on your computer. B、Stop and then start the DNS client service on your computer. C、Add a HOSTS entry for server1 to your computer. D、Add a LMHOSTS entry for server1 to your computer.

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第6题

[单选题] You use a Windows 2000 Professional computer at home. You need to access shared files on a server named server1. This server is on your company’s network and is not accessible from the internet. Your company’s network also includes a third party VPN server that is accessible from the internet. You dial in to your internet service provider and then create a VPN connection to your company’s VPN server. After the connection is successfully established， you run the net view\\server1 command and receive̳

A、Stop and then start the TCP/IP NetBIOS helper service on your computer. B、Stop and then start the DNS client service on your computer. C、Add a HOSTS entry for server1 to your computer. D、Add a LMHOSTS entry for server1 to your computer.

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第7题

[多选题] Which of the following statements are true？（）

A、 RC4 is a stream cipher B、 Stream ciphers require padding C、 AES is a block cipher D、 DES and 3DES are stream ciphers E、 AES is a stream cipher F、 AES， DES， and 3DES can be used as HMAC algorithms

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第8题

[单选题] Your company decided to start using RMAN in its backup strategy. Previously your company used operating system file copies. Which command is used to make RMAN aware of existing backups made by copying files at the operating system？（）

A、CHANGE B、RESYNC C、CATALOG D、CROSSCHECK

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第9题

[单选题] （）He teaches physics in a school.

A、What does your father want to do? B、Who is your father? C、What is your father? D、Where is your father now?

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第10题

[单选题] Your company has a single Active Directory domain. The company network is protected by a firewall.Remote users connect to your network through a VPN server by using PPTP.When the users try to connect to the VPN server, they receive the following error message :Error 721:The remote computer is not responding.You need to ensure that users can establish a VPN connection.What should you do？（）

A、Open port 1423 on the firewall. B、Open port 1723 on the firewall. C、Open port 3389 on the firewall. D、Open port 6000 on the firewall.

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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.<br /> Which network mask should you use？（）

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