Under what conditions does a secondary name server request a zone transfer from a primary name server?

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  A . Any time it is deemed necessary B . Only with the masters permission C . After a 10 minute delay to the input command D . Only after the throttle has been placed in sto

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• Combustion knock can occur in the cylinders of a diesel engine under any condition permitting （）.

  A . a shortened ignition delay period B . a lean fuel/air mixture C . excess fuel in the combustion chamber D . rapid vaporization of injected fuel droplet

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• （） is a precaution which contributes to avoiding trouble under normal operating conditions.

  A . Constant inspection B . Keeping constant load C . Remaining constant temperature D . Varying speed

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• When a vessel is stationary and in a hogging condition，the main deck is under（）.

  A . compression stress B . tension stress C . shear stress D . racking stre

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• When under maneouvring conditions with the machinery being manually operated the control unit or console should be （）

  A . automatically controlled B . continuously manned C . off power D . none of the above is true

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• Which Cisco IOS diagnostics command can disrupt the operation of a router under high-load conditions？（）

  A . show running-config B . show processes cpu C . debug all D . logging host ip addre

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• Under normal conditions a liferaft is released from itscradle by（）.

  A . cutting the restraining strap B . unscrewing the turnbuckle on the back of the cradle C . lifting one end of the raft D . pushing the plunger on the center of the hydrostatic release

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• Under normal weather and sea conditions when securing a stack of containers with twist locks，lashings are required when the tier exceeds what height? （）

  A . Lashings are always required B . One container C . Two containers D . Three container

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• A casualty report of an intentional grounding of a ship is required under what condition?（）

  A . Under any condition B . If the grounding lasts over 24 hours C . If it creates a hazard to the environment D . At the owner's discretio

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• Under what condition are you allowed to depart from the rules of the road（）.

  A . To avoid immediate danger B . When authorized by the rig superintendent C . To comply with an operator's requirement D . Under no conditio

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• A casualty report of an intentional grounding is required under what condition?（）.

  A . Under any condition B . If the grounding lasts over 24 hours C . If it creates a hazard to the environment D . At the owner's discretio

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• Under manoeuvring condition the main engine may run on （）.

  A . gas oil B . marine diesel oil C . residue oil D . crude oil

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• Which mooring line is likely to undergo the most strain when docking a ship under normal conditions?（）

  A . Bow line B . Breast line C . Spring line D . Stern line

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• Under normal operating conditions, the highest temperature and pressure conditions existing in a flash-type evaporator will occur in the （）.

  A . first stage B . second stage C . distillate cooler D . salt water feed heater

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• Under normal conditions, the quantity of air circulation becomes less and less.What is the reason?（）

  A . dirty delivery ducts B . too much refrigerant C . the fouling filters D . high temperature outside

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• Under which three conditions does a client initiate roaming between wireless cells in the Company  WLAN？ （）

  A .  The access point has broadcast too many SSIDs. B .  The wireless client has missed too many beacons from the access point. C .  The maximum data retry count， initiated by the wireless client， is exceeded. D .  The wireless client has reduced the data rate. E .  The access point has requested client reauthentication. F .  The wireless client has missed too many IAPP （Inter Access Point Protocol） updates.

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• You want to make sure that your database backup does not exceed 10 hours in length. What command would you issue that would meet this condition?（）

  A . backup database plus archivelog B . backup database plus archivlog until time ‘10:00‘ C . backup database plus archivelog timeout ‘10:00‘ D . backup database plus archivelog duration 10:00

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• What are the conditions，under GMDSS，whereby a ship is NOT allowed to depart from any port? （）

  A . The vessel is not capable of performing all required distress and safety functions B . The vessel is carrying more than the required number of qualified GMDSS radio operators C . The vessel has a temporary waiver of its radio license and Safety Certificate D . The vessel is not carrying a GMDSS radio maintainer，but has provided for shoreside maintenance plus duplication of equipment if required

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• Under normal weather and sea conditions when securing a stack of containers with non-locking fittings，lashings are required when the tier exceeds what height?（）.

  A . Lashings are always required B . One container C . Two containers D . Three container

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• Integrated Bridge and Navigation Systems(IBS/INS) provide excellent performance and reliable navigation under all conditions by（）.

  A . integrating well-proven, harmonizing equipment B . integrating all equipment in the bridge C . an intelligent platform with ECDIS and Radar D . the control center based on ECDIS

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• Which Cisco IOS diagnostics command can disrupt the operation of a router under high-load conditions?（）

  A . show running-config B . show processes cpu C . debug all D . logging host ip addre

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• A sales budget is aprediction of sales under a given set of conditions.

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• Their parents once lived under very severe condition.

  A．sound B．hard C．strict D．tight

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• It hard for the young people to imagine what severe conditions their parents once lived under.

  <img src='https://img2.soutiyun.com/ask/uploadfile/2595001-2598000/b48114176dd1a21decdf4dbb8f600983.gif' />

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