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单选题
You should frequently compare drum-mounted and remote-reading water level indicators（） between these have contributed to failures because of overheating through shortage of water, when a boiler was being oil-fired.
A
descriptions
B
discrepancies
C
different
D
deflections
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单选题You find today’s performance of your production database to be the best ever. Therefore， you want to be notified in the future whenever the performance degrades by 10% of today’s performance. What is the first step that you would take to ensure this？（）A
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You should implement the Snapshot Replication topology along with a Push Subscription. B
You should implement the Merge Replication topology along with a Pull Subscription. C
You should implement the Snapshot Replication topology along with a Pull Subscription. D
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考题
单选题A
She should go to the nearest supermarket to buy everything she wants.B
She should bargain with the seller for a lower priceC
She should visit various stores and compare the prices.D
She should not buy anything in the discount stores.
考题
单选题When using a fuel with a higher than normal sulfur content in an auxiliary diesel engine, you should（）A
maintain higher than normal jacket water temperatureB
change the lube oil more frequently than normalC
maintain a higher air-box temperature than normalD
maintain a higher air-box pressure than normal
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