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单选题
After a normal, or safety shutdown, automatic combustion control systems for an auxiliary boiler are designed to prevent the immediate re-firing of a burner in order for the （）.
A
furnace to be re-purged
B
electric charge to buildup in the igniter
C
fuel pump to restart
D
drum level to stabilize
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考题
Which of the following options is true about shutting down an Automatic Storage Management （ASM） instance？（） A、 If the SHUTDOWN IMMEDIATE command is issued to the ASM instance， the ASM instance immediately shuts down.B、 If the SHUTDOWN ABORT command is issued to the ASM instance， the ASM instance will shut down all the database instances and then shut down immediately.C、 If the SHUTDOWN NORMAL command is issued to the ASM instance， before shutting down， the ASM instance waits for the dependent database instances to shut down.D、 If the SHUTDOWN TRANSACTIONAL command is issued to the ASM instance， the ASM instance passes the same SHUTDOWN command to the dependent database instances， but does not wait for any active transactions to complete before it shuts down.
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When an ASM instance receives a SHUTDOWN NORMAL command，what command does it pass on to all database instances that rely on the ASM instances disk groups？（）A、 TRANSACTIONALB、 IMMEDIATEC、 ABORTD、 NORMAL
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假设用户正在执行UPDATE操作，此时用以下哪种方法可以关闭数据库（）A、SHUTDOWN或SHUTDOWN IMMEDIATE或SHUTDOWN ABORTB、SHUTDOWN或SHUTDOWN NORMAL或SHUTDOWN TRANSACTIONALC、SHUTDOWN NORMAL或SHUTDOWN ABORT或SHUTDOWN IMMEDIATED、SHUTDOWN或SHUTDOWN IMMEDIATE或SHUTDOWN TRANSACTIONALE、SHUTDOWN ABORT或SHUTDOWN IMMEDIATE或SHUTDOWN TRANSACTIONAL
考题
What happens if you shutdown abort ASM instance?（）A、The RDBMSs connected will shutdown abort tooB、CLUSTER SERVICE will shutdownC、ASM wil do instance recovery after startup
考题
单选题假设用户正在执行UPDATE操作，此时用以下哪种方法可以关闭数据库（）A
SHUTDOWN或SHUTDOWN IMMEDIATE或SHUTDOWN ABORTB
SHUTDOWN或SHUTDOWN NORMAL或SHUTDOWN TRANSACTIONALC
SHUTDOWN NORMAL或SHUTDOWN ABORT或SHUTDOWN IMMEDIATED
SHUTDOWN或SHUTDOWN IMMEDIATE或SHUTDOWN TRANSACTIONALE
SHUTDOWN ABORT或SHUTDOWN IMMEDIATE或SHUTDOWN TRANSACTIONAL
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单选题Automatic identification systems（AIS）are required to（）.A
provide safety-related information automatically to shore stations，other vessels and aircraftB
receive safety-related information automatically from similarly equipped vesselsC
exchange safety-related information with shore-based facilitiesD
All of the above
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单选题What condition will result in the automatic shutdown of a diesel engine? （）A
High jacket water pressureB
High lube oil pressureC
Low lube oil pressureD
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单选题Gas exchange, which is a basic part of the cycle of an internal combustion engine, is（）A
the supply of normal air and removal of compressed airB
the supply of fuel oil and combustion of the atomized oilC
the supply of fresh air and removal of exhaust gasesD
the supply of fresh air and removal of the extra heat
考题
单选题The fuel oil supply system to an automatic auxiliary boiler, will automatically shutdown if the boiler （）A
steam demand is highB
salinity is highC
safety valve simmersD
burner flame is extinguished
考题
单选题What happens if you shutdown abort ASM instance?（）A
The RDBMSs connected will shutdown abort tooB
CLUSTER SERVICE will shutdownC
ASM wil do instance recovery after startup
考题
单选题Automatic mechanical ventilation shutdown is required for CO2 systems protecting the（）.A
machinery spacesB
cargo compartmentsC
living quartersD
galley
考题
单选题Which of the following options is true about shutting down an Automatic Storage Management （ASM） instance？（）A
If the SHUTDOWN IMMEDIATE command is issued to the ASM instance， the ASM instance immediately shuts down.B
If the SHUTDOWN ABORT command is issued to the ASM instance， the ASM instance will shut down all the database instances and then shut down immediately.C
If the SHUTDOWN NORMAL command is issued to the ASM instance， before shutting down， the ASM instance waits for the dependent database instances to shut down.D
If the SHUTDOWN TRANSACTIONAL command is issued to the ASM instance， the ASM instance passes the same SHUTDOWN command to the dependent database instances， but does not wait for any active transactions to complete before it shuts down.
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单选题The pressure in an operating diesel engine cylinder continues to rise for a short period after the piston passes top dead center as a result of the （）A
expansion of the combustion gasesB
exhaust and intake valves just closingC
maximum compression is just being attainedD
fuel injection occurring at that point and combustion begins
考题
单选题After a normal, or safety shutdown, automatic combustion control systems for an auxiliary boiler are designed to prevent the immediate refiring of a burner in order for the （）.A
furnace to be re-purgedB
electric charge to buildup in the igniterC
fuel pump to restartD
dram level to stabilize
考题
单选题When an ASM instance receives a SHUTDOWN NORMAL command，what command does it pass on to all database instances that rely on the ASM instances disk groups？（）A
TRANSACTIONALB
IMMEDIATEC
ABORTD
NORMAL
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