A distribution network designer needs to consider product characteristics as well as network requirements when deciding on the appropriate delivery network.

_____ cards are used to connect a computer to a network. A: MiniDC B: Network adapter C: Battery D: AC adapter

This type of network strategy uses central servers to coordinate and supply services to other nodes on the network. A: Peer-to-peer B: Client/server C: BitTorrent D: Personal Area Network

A(n) _______ network system uses central servers to coordinate and supply services to other nodes on the network. A: switch B: wide area C: gateway D: client-server

A （）system placed between the company network and the outside world may limit outside access to the internal network. A: firewall B: modem C: gateway D: key

A______system placed between the company network and the outside world may limit outside access to the internal network． A: firewall B: modem C: gateway D: key

An academic collaboration network is one type of social network. In such a network, a node with degree two means that: A: A scholar has coauthored a paper with one other scholar. B: A scholar has coauthored publications with two other scholars. C: A scholar has authored two publications. D: A publication was coauthored by two scholars.

In the following four descriptions, which one is correct? () A: If<br/>one host’s transport layer uses TCP, then its network layer<br/>must use virtual-circuit network. B: Datagram<br/>network provides connection service C: The<br/>transport-layer connection service is implemented in the router D: The<br/>network-layer connection service is implemented in the router as well<br/>as in the end system.

This film is a Japanese _____ ( 动画片 ) sold to a Chinese network.

You can share ______ through social network.