（74）A．routersB．stationsC．serversD．switches
（74）
A．routers
B．stations
C．servers
D．switches
相关考题：
● Both bus and tree topologies are characterized by the use of multipoint （71）. For the bus, all stations attach, through appropriate hardware（72）known as a tap, directly to a linear transmission medium, or bus. Full-duplex operation between the station and the tap allows data to be transmitted onto the bus and received from the （73）. A transmission from any station propagates the length of the medium in both directions and can be received by all other （74）.At each end of the bus is a （75) , which absorbs any signal, removing it from the bus.（71）A. mediumB. connectionC. tokenD. resource（72）A. processingB. switchingC. routingD. interfacing（73）A. treeB. busC. starD. ring（74）A. routersB. stationsC. serversD. switches（75）A. tapB. repeaterC. terminatorD. concentrator
试题（74）Changes often happen in（74）．（74）A．Initiating ProcessB．Executing ProcessC．Planning ProcessD．Closing Process
7、面心立方、体心立方和密排六方的致密度分别为？A．74％、68％、74％B．74％、74%、74%C．68％、68%、68%D．68％、74%、68%