61。The World Wide Web is based on which protocol?

　　A。 HTTP B。 HTML C。 FTP D。 SMTP A

　　62。Which command is used to configure static IP route tables? A。 IPCONFIG B。 IPROUTE C。 TRACERT D。 ROUTE D TRACERT is used to determines the route packets take to a destination。 IPCONFIG is used to display current TCP/IP configuration values。 63。Which of the following is not part of the TCP/IP protocol suite?

　　A。 ARP B。 NetBEUI C。 UDP D。 ICMP B NetBEUI is a small network protocol designed by Microsoft， which can"t route。

　　64。Which service is used with TCP/IP to minimize broadcast traffic by mapping NetBIOS names to IP address?

　　A。 DHCP B。 DNS C。 WINS D。 SERVER C DHCP is used for mapping IP address to physical address， DNS is used for mapping host name to IP address。

　　65。Which of the following statements is right?

　　A。 DNS is static， WINS is dynamic。 B。 DNS is static， WINS is static too。 C。 DNS is dynamic， WINS is static。 D。 DNS is dynamic， WINS is dynamic too。 A DNS used a static host name database which changes by manually， and WINS used a dynamic computer name database which changes by automatically sending asking frames。

　　66。In your network there are two segments on different subnets。 There is no routing between the segments， and host names and IP addresses are assigned manually。 What must be implemented to allow host name resolution?

　　A。 WINS B。 DHCP C。 DNS D。 DLC C DHCP is used for mapping IP address to physical address， DNS is used for mapping host name to IP address。 WINS is used for mapping computer name to IP address

　　67。You are planning to provide connectivity from your company Intranet to the Internet。 What should be used to provide security from Internet related threats?

　　A。 SLIP B。 PPP C。 PPTP D。 Microsoft RAS Protocol C To RAS connection， when it relates Internet， you should choice PPTP。 Please remember。