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Category 2 fuel _____________________
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Inyourdatabase，theRESULT_CACHE_MODEparameterhasbeensettoMANUALintheinitializationparameterfile.Youissuedthefollowingcommand：SQLSELECT/*+RESULT_CACHE*/sale_category，sum（sale_amt）FROMsalesGROUPBYsale_category；Wherewouldtheresultofthisquerybestored（）？A.databasebuffercacheB.sharedpoolC.PGAD.largepool
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_______can be a direct cause of faulty operation of diesel engine fuel injection nozzles.A.Excessive fuel nozzle holder coolingB.Sediment in the fuel supplyC.Distortion of the fuel spray patternD.Improper atomization of the fuel
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有Oracle表”cd”，它包含属性”cdcode”，”category”和”cdname”，你要查询category取值为”CLASSIC”或”ROCK”的行，你采用语句（）A、SELECT * FROM cd WHERE category IN （’CLASSIC’，’ROCK’）B、SELECT * FROM cd WHERE category BETWEEN ’CLASSIC’ AND ’ROCK’C、SELECT * FROM cd WHERE category=’CLASSIC’ AND category=’ROCK’D、SELECT * FROM cd WHERE category=’CLASSIC’ OR category=’ROCK’
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ABC Corp. has set up the Asset Category key flexfield. It has also set up a descriptive flexfield tostore vehicle information associated with the asset category "Vehicle." Identify two correctstatements.（） (Choose two.)A、The setting up of the descriptive flexfield is mandatory.B、The Asset Category flexfield is owned by the Oracle Assets module.C、The descriptive flexfield is associated with tables in the Oracle Assets module.D、Only the Asset Category flexfield is associated with tables in the Oracle Assets module.
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在ECAM上会显示那些与发动机燃油系统有关的数据？（）A、FUEL FLOW；FUEL FILTERCLOGGING；N1B、FUEL FLOW；FUEL FILTERCLOGGINGC、FUEL FLOW；FUEL USEDD、FUEL FLOW；FUEL USED；N3
考题
单选题When fighting a spreading fire resulting from a broken fuel line, you should FIRST （）.A
look for a CO2 extinguisherB
use a soda acid extinguisherC
shut off the fuel supplyD
smother the fire with rags
考题
单选题Heavy residual fuel oils are heated prior to centrifuging to （）A
reduce fuel weightB
increase specific gravityC
separate fuel from lube oilD
reduce fuel viscosity
考题
多选题ABC Corp. has set up the Asset Category key flexfield. It has also set up a descriptive flexfield tostore vehicle information associated with the asset category "Vehicle." Identify two correctstatements.（） (Choose two.)AThe setting up of the descriptive flexfield is mandatory.BThe Asset Category flexfield is owned by the Oracle Assets module.CThe descriptive flexfield is associated with tables in the Oracle Assets module.DOnly the Asset Category flexfield is associated with tables in the Oracle Assets module.
考题
单选题When centrifuging heavy fuel oil, an important factor to consider is the （） (1) flow rate (2) viscosity of the fuel oilA
(1) only is correctB
(2) only is correctC
both (1) and (2) are correctD
neither (1) or (2) are correct
考题
单选题A viscosity regulator used for an engine is usually provided in order to （） for an engine burning heavy fuel oil.A
regulate the fuel supplyB
maintain a constant fuel viscosity at the fuel valvesC
maintain efficient coolingD
alter the fuel density
考题
单选题If a tow-stroke/diesel engine is over-speeding due to leakage of lube oil into the cylinders, what should you do to stop the engine?（）A
Move the fuel control mechanism to the no fuel positionB
Block the fuel supply by closing the master fuel valveC
Shut off the fuel supply and block the flow of intake airD
Relieve all pressure in the fuel system
考题
单选题Which of the following operations need to be entered on the Oil Record Book Part I?（） (1) Cleaning of fuel oil tanks (2) Internal transfer of fuel oilA
（1）onlyB
（2）onlyC
both（1）and（2）D
neither（1）nor（2）
考题
单选题Exhaust temperature increases in all cylinders, the possible cause may be（） (1) increased scavenging air temperature (2) air in fuel pumps and fuel valves (3) fouling of air and gas passagesA
(1)+(2)B
(1)+(3)C
(2)+(3)D
(1)+(2)+(3)
考题
单选题The safe rate of bunkering heavy fuel oil is directly related to the （）.A
type of fuel transfer pump aboardB
temperature of the fuel oil being receivedC
size of the fuel storage tanks ashoreD
distance from the fuel oil storage tanks ashore
考题
单选题Faulty operation of diesel engine fuel injection nozzles can be a direct cause of（）.A
excessive fuel nozzle holder coolingB
sediment in the fuel supplyC
distortion of the fuel spray patternD
improper atomization of the fuel
考题
单选题The amount of expansion space to be left in a fuel tank when fuel oil is being received, is determined by the （）.A
quantity of fuel to be receivedB
flash point of the fuel as it is receivedC
fuel temperature as it is receivedD
viscosity of the fuel being received
考题
单选题Fuel injected into a diesel engines cylinder is ignited by （）.A
the heat compressed fuel/air mixture in the cylinderB
the fuel igniterC
the fuel injectorD
the fuel pump
考题
单选题Fuel injection systems meter fuel, atomize fuel, and （）.A
create turbulence in the combustion chamberB
aid in completing cylinder scavengingC
inject fuel at the proper timeD
minimize fuel penetration into the cylinder
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单选题A diesel engine burns （） a gasoline engine of the same capacity in the same period of time.A
as much fuel asB
less fuel thanC
less fuel asD
more fuel than
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单选题Turbulence in a diesel engine cylinder is of major importance in providing （）.A
proper fuel meteringB
complete fuel/air mixingC
minimal fuel penetrationD
proper fuel timing
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