Destination: 2.___________________________________________________________________
____________________________________________________________________
Destination: 4. __________________________________________________________________
__________________________________________________________________
Destination: 6. _________________________________________________________________
Destination: 6. _________________________________________________________________
An internet is a combination of networks connected by （1）. When a datagram goes from a source to a （2）, it will probably pass many （3） until it reaches the routerattached to the destination network. A router receives a （4）from a network and passes it toanother network. A router is usually attached to several networks. When it receives a packet, towhich network should it pass the packet The decision is based on optimization: Which of theavailable（5） is the optimum pathway
（2）是（）
A:user B:host C:city D:destination
An internet is a combination of networks connected by （1）. When a datagram goes from a source to a （2）, it will probably pass many （3） until it reaches the routerattached to the destination network. A router receives a （4）from a network and passes it toanother network. A router is usually attached to several networks. When it receives a packet, towhich network should it pass the packet The decision is based on optimization: Which of theavailable（5） is the optimum pathway
（4）是（）
A:destination B:resource C:packet D:source
民航安全检查员初级理论知识试卷（九）
