超星 - chapter4 network layer part1

单选题

The internet is a (an) ____ network?

A.Datagram
B. VC
C.Both of above
D.None of above

单选题

A.Input and output ports
B.Switch fabric
C.Routing processor
D.Switching processor

单选题

A.Switching via memory
B. Switching via a bus
C.Switching via an Interconnection-Network
D.Packet switching

单选题

A. Subnet mask
B.Networking address
C.Host address
D.None of above

单选题

A. 9
B. 10
C. 12
D. 16

单选题

A. 192.168.10.0/22 14= 0000 1110
B. 192.168.11.0/21 11= 0000 1011
C. 192.168.12.0/23 12= 0000 110 0
D. 192.168.13.0/24 13= 0000 1101

单选题

A. 202.96.104.0 104=64+32+8=0110 1000
B. 202.96.96.0
C. 202.96.104.255
D. 202.96.111.255

单选题

A. 20
B. 24
C. 12
D. 16

单选题

A. 202.96.104.0
B. 202.96.96.0
C. 202.96.104.255
D. 202.96.111.255

单选题

A. 20 240=128+64+32+16=1111 0000
B. 12
C. 24
D. 16