Given the following routing table entries, which of the following will the next-hop address be for a packet destined for the address 192.168.1.203?()
A.77.0.5.5 B.40.40.0.254 C.66.40.90.121 D.72.40.91.1
多项选择题WhichofthefollowingareformsofgigabitEthernetthatrequiretheuseoffiberopticcables?()
A.1000Base-CX B.1000Base-TX C.1000Base-SX D.10Base-T E.1000Base-T F.1000Base-LX
单项选择题WhichofthefollowingnetworkdevicesoperatesonLayer1oftheOSImodel?()
A.Hub B.Switch C.Router D.Bridge
单项选择题Anetworktechnicianisinstallingaseriesofthreeaccesspointstocovertheentirewingofabuilding.Eachaccesspointhasawiredconnectionand802.11gisbeingusedforthewirelesstransmission.Whichofthefollowingchannelsshouldbeusedfortheaccesspoints?()
A.Channels 1-6-11 B.Channels 1-3-5 C.Channels 7-11-1 D.Channels 2-4-6
单项选择题Atechniciannoticesthatwhentryingtopingaworkstationbynetworknametheworkstationdoesnotreplybackoverthenetwork.TheworkstationispartofthedomainandisabletogettotheInternet.Whichofthefollowingisthecauseoftheproblem?()
A.Faulty cable on the workstation B.Wrong host name on the workstation C.Wrong WINS on the workstation D.Incorrect IP address assigned to the workstation
单项选择题Asecondnetworkcardinaserverthatactivatesiftheprimarycardfailsisanexampleofwhichofthefollowingnetworkperformanceoptimization?()
A.Load balancing B.QoS C.High availability D.Fault tolerance