软土地层中钻进时,如孔壁缩孔严重最好采用的方法是()。
A.优质泥浆护壁
B.套管护壁
C.管钻钻进
D.干钻钻进
第1题
A.telnettrafficoriginatingfromtherouterwillberatelimitedunlessitisdestinedforhosts10.1.1.1or10.1.1.2
B.theconfigurationwillnotratelimitanytelnettrafficuntilitisappliedtoarouterinterface.
C.Alltelnettrafficdestinedfortherouterwillberatelimited.
D.telnettrafficfromhosts10.1.1.1and10.1.1.2destinedfortherouterwillnotberatelimited.
第2题
A.toconfigurethelocationandadditionofawirelesslancontroller(WLC)usinganipaddress.
B.toenablethe:ondemand”locationofasinglerogueAPorrogueclient.
C.toconfigurethecommunicationwithalocationappliance.
D.toconfigurethelocationandadditionofawirelessaccesspointusinganipaddress.
第3题
A. Issue the show ip route command on Router A
B. Issue the show ip route command on Router B
C. Issue the show cdp neighbors command on Router B
D. Issue the show cdp neighbors detail command on Router C
E. Issue the show arp command on Router A
F. Issue the show arp command on Router B
第4题
A. R 192.168.8.0/24 [120/1] via 192.168.2.2, 00:00:10, Serial0
B. R 192.168.11.0/24 [120/7] via 192.168.9.1, 00:00:03, Serial1
C. C 192.168.1.0/24 is directly connected, Ethernet 0
D. R 192.168.5.0/24 [120/15] via 192.168.2.2,00:00:10,Serial0
第5题
A.weightedRED(WRED)orangeorgreenlabels
B.modularQoSCLI(MQC)applicationlayertags
C.DeficitRoundRobin(DRR)precedencebits
D.headercompressiontags
E.MPLSexperimentalbits
F.FIFOLayer2descriptorlabels(L2DL)
第6题
A. 201.100.5.0
B. 201.100.5.32
C. 201.100.5.64
D. 201.100.5.65
E. 201.100.5.31
F. 201.100.5.1
第7题
A. Only router can split boundaries(horizons)between concentric networks.
B. All distance vector protocols require fall routes that may cause momentary loops as the topology changes.
C. Networks can only remain fully converged if all information about routes is sent out all active interfaces.
D. Information about a route should not be sent back in the direction from which the original update came.
E. Each AS must keep routing tables converged to prevent dead routes from being advertised across the AS boundary.
第8题
A.Layer2
B.Layer3
C.Layer4
D.Layer2andLayer3
E.Layer3andLayer4
第9题
A. Router#copy tftp flash
B. Router(config)#restore flash
C. Router(config)#repair flash
D. Router#copy flash run
E. Router>copy start flash
F. Router#copy start flash
第10题
A. 255.255.240.0
B. 255.255.248.0
C. 255.255.252.0
D. 255.255.254.0
E. 255.255.255.0
F. 255.255.255.192
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