（75）A．tapB．repeaterC．terminatorD．concentrator
（75）
A．tap
B．repeater
C．terminator
D．concentrator
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（75）Which of the following is not part of the change-management process of IT supervisor?（75）.（75）A．change analysesB．change evaluationC．change acquisitionD．change executing
27、一般适宜的田间土壤相对含水量，冬前为_____，越冬至返青期为_____，拔节至灌浆期则需提升到_____。A．70%~80%，65%~75%，70%~80%B．70%~80%，75%~80%，70%~80%C．75%~85%，75%~80%，65%~75%D．75%~85%，65%~75%，65%~75%
在闭路监控系统中，如果采用SYV75-5-1的同轴电缆，75表示（）意思。A．75伏B．75安培C．75欧姆D．75米