During operation, the （）should check the working condition of the derrick.A、foremanB、operatorC、openerD、stevedore
During operation, the （）should check the working condition of the derrick.
- A、foreman
- B、operator
- C、opener
- D、stevedore
相关考题：
You executed the following SQL statement to shrink the EMPLOYEES table segment stored in the EXAMPLE tablespace:ALTER TABLE employees SHRINK SPACE CASCADE;Which statement is correct in this scenario?（）A. The EMPLOYEES table will be changed to read-only mode during the shrink operation.B. The indexes created on the EMPLOYEES table will need to be rebuilt after the shrink operation is over.C. The shrink behavior will be cascaded to all dependent segments of the table that support a shrink operation.D. Data manipulation language (DML) operations will not be possible on the EMPLOYEES table during the COMPACTION phase of the shrink operation.
During the PSC inspection, under the provisions of SOLAS 74, which one be regarded as clear grounds for ships' detainment?A.failure of proper operation of propulsionB.paint peeling off the uptakeC.no operation procedures for file oil separatorsD.damaged sanitary pump
During the planning stage of cargo operations，stress and displacement calculations should be carried out at incremental steps commensurate with the number of _____ and loading sequence of the proposed operation．A.coefficient of loadingB.stowage factorsC.ordersD.pours
The operation of which aids to navigation may be suspended during war or national emergency ________．A.Navigational satellitesB.LoranC.OmegaD.Any of the above
Which statements are true regarding the Oracle Data Pump export and import operations（）A、You cannot export data from a remote database.B、You can rename tables during an import operation.C、You can overwrite existing dump files during an export operation.D、You can compress the data during export but not the metadata because it is not supported
Which two statements are true regarding the Oracle Data Pump export and import operations（）A、You cannot export data from a remote database.B、You can rename tables during an import operation.C、You can overwrite existing dump files during an export operation.D、You can compress the data during export but not the metadata because it is not supported.
单选题During the PSC inspection under the provision of SOLAS 74, which one may be regarded as clear grounds for ships’ detainment?（）Afailure of proper operation of propulsionBpaint peeling off the uptakeCno operation procedures for the oil separatorsDdamaged sanitary pump
多选题Which statements are true regarding the Oracle Data Pump export and import operations（）AYou cannot export data from a remote database.BYou can rename tables during an import operation.CYou can overwrite existing dump files during an export operation.DYou can compress the data during export but not the metadata because it is not supported
单选题Engine （） refers to the relative time of position of crank, at which each operation during the cycle is commenced and is completed.AtimingBpowerCfiring orderDdead center
单选题During operation, the （）should check the working condition of the derrick.AforemanBoperatorCopenerDstevedore
单选题Which of the following is wrong about operation of oily water separator?（）Afilled with clean water before operationBkeep air cushion in oil collecting space during runningCcheck oil level during runningDclean inner separator with low pressure stream
单选题What is the result of increasing the value of the parameter ASM_POWER_LIMIT during a rebalance operation？（）A The ASM rebalance operation will likely consume fewer resources and complete in a shorter amount of time.B The ASM rebalance operation will consume fewer resources and complete in a longer amount of time.C The ASM rebalance operation will be parallelized and should complete in a shorter amount of time.D There is no ASM_POWER_LIMIT setting used in ASM.E None of the above.
单选题The operation of which aids to navigation may be suspended during war or national emergency（）.ANavigational satellitesBLoranCOmegaDAny of the above
单选题You executed the following SQL statement to shrink the EMPLOYEES table segment stored in the EXAMPLE tablespace: ALTER TABLE employees SHRINK SPACE CASCADE; Which statement is correct in this scenario?（）AThe EMPLOYEES table will be changed to read-only mode during the shrink operation.BThe indexes created on the EMPLOYEES table will need to be rebuilt after the shrink operation is over.CThe shrink behavior will be cascaded to all dependent segments of the table that support a shrink operation.DData manipulation language (DML) operations will not be possible on the EMPLOYEES table during the COMPACTION phase of the shrink operation.
单选题The temperature of the fuel oil received during bunkering operation is critical in determining the （）Aexpansion space to leave in a tankBflash point at which the fuel will burnCtemperature to which the fuel must be heatedDrate at which the fuel can be pumped during transfer operations
单选题By regulation，cargo tank atmosphere must be inert before and during which operation?（）AStrippingBLoadingCCleaningDAll of the above
单选题Which of the following actions should normally be taken during each watch when the auxiliary boilers is in operation?（）Aclean the flame scanner photocell windowBInspect and clean all solenoid valvesClift the safety valves by handDInspect for oil or water leaks
单选题Before a Flashback Table operation, you execute the following command: ALTER TABLE employees ENABLE ROW MOVEMENT; Why would you need this to be executed?（）ABecause row IDs may change during the flashback operationBBecause the object number changes after the flashback operationCBecause the rows are retrieved from the recycle bin during the flashback operationDBecause the table is moved forward and back to a temporary during the flashback operation
单选题Engine （） refers to the relative time of position of crank, at which each operation during the cycle is commenced and is completed.AtimingBdeviationCfiring orderDphase
多选题Which two statements are true regarding the Oracle Data Pump export and import operations（）AYou cannot export data from a remote database.BYou can rename tables during an import operation.CYou can overwrite existing dump files during an export operation.DYou can compress the data during export but not the metadata because it is not supported.
单选题Which of the following parameters would you use to record the errors that might be generated during the import operation？（）ALOGBHELPCBUFFERDPARFILEEINCTYPE
单选题You executed the following SQL statement to shrink the EMPLOYEES table segment stored in the EXAMPLE tablespace: ALTER TABLE employees SHRINK SPACE CASCADE; Which statement is correct in this scenario?（）AThe data in the segment will be compacted but the high water mark will not be adjusted BThe EMPLOYEES table will be changed to read-only mode during the shrink operation CThe indexes created on the EMPLOYEES table will need to be rebuilt after the shrink operation is overDThe shrink behavior will be cascaded to all dependent segments of the table that support a shrink operation EData manipulation language (DML) operations will not be possible on the EMPLOYEES table during the COMPACTION phase of the shrink operation
单选题Which is false about engine trials?（）Aengine trails should be done after finishing the operation of turning the engine with the turning gear and starting the engine on air brieflyBin the operation of engine trails, the main engine should be running in low-speedCAs to the ship equipment with twin main engine, engine trials should be done with one engine ahead and another engine astern at the same timeDthe order “engine trials” should be given by the bridge
单选题A vessel is equipped with two ships service generatorsGenerator #1 is rated at 900kw and generator #2 is rated at 600kw.During parallel operation, with a hotel load of 1000kw, what should be the kw load on generator #2 （）.A100kwB400kwC500kwD600kw
单选题During the watch at sea, where situations occur in the machine apace which may affect the speed maneuverability, power supply or other essentials for the safe operation of the ship（）should be informed as soon as possible.Athe chief engineerBthe masterCthe bridgeDthe company superintendent