宿主（host）
第1题：
终宿主(finial host/definitive host)
第2题：
Every host and router on the Internet has an IP address, which encodes its
A．host number
B．host number and socket
C．network number
D．host number and network number
第3题：
● Every host and router on the Internet has an IP address，which encodes its (69) ．
(69) A．host number
B．host number and socket
C．network number
D．host number and network number
【解析】译文：每一个因特网上的主机和路由器都有一个IP地址，它编码了该机的主机号和网络号。
第4题：
There are 2 switches in the Testking LAN, with no routers. Ports 1, 2 & 3 are assigned to VLAN 1 in switch 1 and 2 and ports 4, 5 & 6 are assigned to VLAN 2 in both switches. These two switches are connected together via a trunked link.Which of the conditions below would verify trunk and VLAN operation?（）
A. Host 1 on VLAN 1 can ping Host 2 on VLAN 1
B. Host 1 on VLAN 1 can ping Host 4 on VLAN 2
C. Host 1 on VLAN 1 can not ping Host 2 on VLAN 1
D. Host 4 on VLAN 2 can not ping Host 1 on VLAN 1
E. Host 4 on VLAN 2 can ping Host 2 on VLAN 2
第5题：
Host A opens a Telnet connection to Host B. Host A then opens another Telnet connection to Host B. These connections are the only communication between Host A and Host B. The security policy configuration permits both connections.How many sessions exist between Host A and Host B?（）
A.1
B.2
C.3
D.4
第6题：
保虫宿主(reservoir host)
第7题：
Every host and router on the Internet has an IP address, which encodes its(12).
A．host number
B．network number
C．host number and socket
D．host number and network number
第8题：
终宿主的译名配对为A.human parasitology
B.intermediate host
C.reservoir host
D.parasite
E.final host
人体寄生虫学译名配对为A.human parasitology
B.intermediate host
C.reservoir host
D.parasite
E.final host
请帮忙给出每个问题的正确答案和分析，谢谢！
第9题：
A. Host Checker is disabled.
B. Host Checker will perform continous checks.
C. Host Checker will perform checks when user logs out.
D. Host Checker will perform checks when user first logs in.
第10题：
You‘re the systems administrator at Testing, and you create the following access control lists.You then enter the command "ip access-group 101 in" to apply access control list 101 to router TK1s e0 interface.Which of the following Telnet sessions will be blocked as a result of your access lists?（）
A. Telnet sessions from host A to host 5.1.1.10
B. Telnet sessions from host A to host 5.1.3.10
C. Telnet sessions from host B to host 5.1.2.10
D. Telnet sessions from host B to host 5.1.3.8
E. Telnet sessions from host C to host 5.1.3.10
F. Telnet sessions from host F to host 5.1.1.10