第1题:
● OSI is a theoretical model that shows how any two different systems can communicate with each other.Router, as a networking device, operate at the (71) layer of the OSI model.
(71)
A.transport
B.application
C.network
D.physical
第2题:
What must the Master or person in charge of a ship enter in the logbook after conducting a boat drill?
A.Which survival craft was used in the drill
B.The number of each lifeboat not lowered during each drill
C.Only the number of each motor propelled lifeboat that is lowered
D.The length of time an oar propelled lifeboat is rowed
第3题:
A That
B Who
C What
参考答案:C
第4题:
第5题:
第6题:
The network administrator needs to address seven LANs. RIP version 1 is the only routing protocol in use on the network and subnet 0 is not being used. What is the maximum number of usable IP addresses that can be supported on each LAN if the organization is using one class C address block?()
A.8
B.6
C.30
D.32
E.14
F.16
第7题:
第8题:
I have classes ______ day: Mondays, Wednesdays, and Fridays.
A、each other
B、every other
C、on one way or another
D、any other
第9题:
第10题: