按可比价格计算，2008年上海第一产业实现增加值比1949年增加了多少倍？A．1.189B．12.89C．50.04D．102

A．201.100.5.0

B． 201.100.5.32

C． 201.100.5.64

D． 201.100.5.65

E． 201.100.5.31

F． 201.100.5.1

A．201.100.5.0

B． 201.100.5.32

C． 201.100.5.64

D． 201.100.5.65

E． 201.100.5.31

F． 201.100.5.1

A．172.16.45.0

B． 172.16.45.4

C． 172.16.45.8

D． 172.16.45.12

E． 172.16.45.18

A. The default gateway is configured on a different subnet form this host.

B. The host is a member of the fifth usable subnet of the 192.168.16.0 network.

C. The subnetwork address for this host is 192.168.16.160/28.

D. The address of the next higher subnet is 192.168.16.192.

E. The address of the router interface that is attached to this subnetwork is 192.168.16.190.

F. There are 60 usable host addresses on this subnet.

● 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

A．4094

B．1024

C．8190

D．2046

E．4096

Every host and muter on the Internet has an IP address,which encodes its(69).

A．host number

B．host number and socket

C．network number

D．host number and network number

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

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

Every host and router on the Intemet has an IP address, which encodes its

A．host number

B．host number and socket

C．network number

D．host number and network number