单选题Which statement comparing a shipboard crane to conventional gear is TRUE（）.ACranes are more difficult to secure for seaBThe spotting area of the conventional gear is largerCA crane operator requires more training than the winch operator of a yard and stay rigDThe yard and stay rig is more flexible in its ability to handle a wider variety of cargoes
单选题
Which statement comparing a shipboard crane to conventional gear is TRUE（）.
A
Cranes are more difficult to secure for sea
B
The spotting area of the conventional gear is larger
C
A crane operator requires more training than the winch operator of a yard and stay rig
D
The yard and stay rig is more flexible in its ability to handle a wider variety of cargoes
参考解析
解析：
暂无解析
相关考题：
Which statement about the enabling of table compression in Oracle Database 11g is true?() A. Compression can be enabled at the table, tablespace, or partition level for direct loads only.B. Compression can be enabled only at the table level for both direct loads and conventional DML.C. Compression can be enabled at the table, tablespace, or partition level for conventional DML only.D. Compression can be enabled at the table, tablespace, or partition level for both direct loads and conventional DML.
Which statement(s) is/are TRUE concerning crane cargo operations?A.Do not exceed rated load capacity of crane and container spreader or slingsB.During any cargo handling operation，the safety of personnel is paramountC.Cargo handlers must be outfitted with adequate protection from personal injuryD.All the above
What is/are the advantage（s）of cranes over conventional cargo booms ________．A.Cranes are able to pick up and drop loads over a greater spotting areaB.Increased safety because the deck is clear of running and standing riggingC.Simplicity of operation of the crane by its operatorD.All of the above
Which of the following statement（s）is/are FALSE regarding a twin pedestal crane set ________．A.The cranes may be operated independentlyB.The cranes may be interconnected for twin operationC.The cranes are powered by independent internal combustion power unitsD.All of the above
Which of the following statement（s）is/are TRUE regarding a twin pedestal crane set ________．A.The cranes may be operated independentlyB.The cranes may be interconnected for twin operationC.When twinned，the crane rotation on the foundation assembly is unlimitedD.All of the above
Which of the following statements is FALSE concerning cranes being installed on the centerline of vessels ________．A.A centerline crane can never be operated in tandemB.One crane is able to work one end of two adjacent hatchesC.These cranes are more economical and weigh less than outboard-mounted cranesD.One crane is able to work both sides of the ship
Which statement is FALSE concerning a tagline as used with a 30-ton pedestal crane ________．A.Taglines are wire rope purchases that raise and lower the jibB.Taglines are wire ropes for horizontal positioning of the rider blockC.Taglines can be fastened to corners of vehicles or containersD.The crane might not have taglines installed in its rigging system
Which statement comparing a shipboard crane to conventional gear is TRUE ________．A.Cranes are more difficult to secure for seaB.The spotting area of the conventional gear is largerC.A crane operator requires more training than the winch operator of a yard and stay rigD.The yard and stay rig is more flexible in its ability to handle a wider variety of cargoes
Which of the following statements is TRUE regarding crane operations ________．A.Radio communications allow the crane operator to disregard the use of hand signalsB.The crane operators and signalman must be familiar with the correct hand signalsC.The forward cranes can be operated from the bridgeD.The aft cranes can be operated from the aft steering station
During which condition should the operator of a pedestal crane shutdown operations ________．A.Bunkering barge alongsideB.Potable water spill on deckC.Crane hydraulic hose burstsD.Trim greater than 4 feet
In which two aspects does hot patching differ from conventional patching？（） A、 It consumes more memory compared with conventional patching.B、 It can be installed and uninstalled via OPatch unlike conventional patching.C、 It takes more time to install or uninstall compared with conventional patching.D、 It does not require down time to apply or remove unlike conventional patching.E、 It is not persistent across instance startup and shutdown unlike conventional patching.
Which statement is true about loading data using the conventional path of SQL*Loader（）A、Redo is not generated while performing conventional path loads.B、Only PRIMARY KEY， UNIQUE KEY， and NOT NULL constraints are checked.C、No exclusive locks are acquired when the conventional path loads are performed.D、Instead of performing transactions， SQL*Loader directly writes data blocks to the data files.E、INSERT triggers are disabled before the conventional path load and reenabled at the end of the load
Which of the following choices correctly describes the difference between a data load via the conventional path and the direct path?（）A、One runs faster than the otherB、A conventional path data load bypasses most of the Oracle RDBMS, whereas a direct path load is a high-speed version of the SQL INSERTC、A direct path data load bypasses most of the Oracle RDBMS, whereas a conventional path load is a high-speed version of the SQL INSERTD、The conventional path runs when the CONVENTIONAL command-line parameter is set to TRUE
单选题Which of the following statement（s）is/are TRUE regarding a twin pedestal crane set（）.AThe cranes may be operated independentlyBThe cranes may be interconnected for twin operationCWhen twinned，the crane rotation on the foundation assembly is unlimitedDAll of the above
单选题Which statement about the enabling of table compression in Oracle Database 11g is true？（）A Compression can be enabled at the table， tablespace， or partition level for direct loads only.B Compression can be enabled only at the table level for both direct loads and conventional DML.C Compression can be enabled at the table， tablespace， or partition level for conventional DML only.D Compression can be enabled at the table， tablespace， or partition level for both direct loads and conventional DML.
单选题Which is NOT a mandatory part of the shipboard Oil Pollution Emergency Plan?（）AReporting requirementsBDiagramsCSteps to control a dischargeDNational and local coordination
单选题Which of the following statements is TRUE regarding crane operations（）.ARadio communications allow the crane operator to disregard the use of hand signalsBThe crane operators and signalman must be familiar with the correct hand signalsCThe forward cranes can be operated from the bridgeDThe aft cranes can be operated from the aft steering station
单选题Which statement is TRUE when comparing cold and warm fronts?（）ACold fronts are more violent and of shorter durationBCold fronts are milder and last longerCThey are very similar with the exception of wind directionDWarm fronts are more violent and of longer duration
单选题During which condition should the operator of a pedestal crane shutdown operations?（）ALightningBHigh windsCFire aboardDAll of the above
单选题Which of the following statement（s）is/are FALSE regarding a twin pedestal crane set （）.AThe cranes may be operated independentlyBThe cranes may be interconnected for twin operationCThe cranes are powered by independent internal combustion power unitsDAll of the above
单选题Which action(s) should the operator of a pedestal crane take if crane control is lost?（）ALet go of both control levers and return to neutral positionBPress the emergency stopCNotify the mate on watchDAll of the above
单选题Which statement(s) is/are TRUE concerning crane cargo operations? （）ADo not exceed rated load capacity of crane and container spreader or slingsBDuring any cargo handling operation，the safety of personnel is paramountCCargo handlers must be outfitted with adequate protection from personal injuryDAll the above
单选题Which of the following statements is FALSE concerning cranes being installed on the centerline of vessels（）.AA centerline crane can never be operated in tandemBOne crane is able to work one end of two adjacent hatchesCThese cranes are more economical and weigh less than outboard-mounted cranesDOne crane is able to work both sides of the ship
单选题Which statement is true about loading data using the conventional path of SQL*Loader（）ARedo is not generated while performing conventional path loads.BOnly PRIMARY KEY， UNIQUE KEY， and NOT NULL constraints are checked.CNo exclusive locks are acquired when the conventional path loads are performed.DInstead of performing transactions， SQL*Loader directly writes data blocks to the data files.EINSERT triggers are disabled before the conventional path load and reenabled at the end of the load.
单选题Which shipboard equipment will detect a signal from a SART?（）AS-Band RadarBA DSC receiverCX-Band RadarDThe autoalarm
多选题In which two aspects does hot patching differ from conventional patching?（）AIt consumes more memory compared with conventional patching.BIt can be installed and uninstalled via OPatch unlike conventional patching.CIt takes more time to install or uninstall compared with conventional patching.DIt does not require down time to apply or remove unlike conventional patching.EIt is not persistent across instance startup and shutdown unlike conventional patching.
单选题What is/are the advantage（s）of cranes over conventional cargo booms（）.ACranes are able to pick up and drop loads over a greater spotting areaBIncreased safety because the deck is clear of running and standing riggingCSimplicity of operation of the crane by its operatorDAll of the above