Because the expansion valve is just （） way open, the refrigerant is under low pressure in the evaporator...

第1题

[单选题] Refer to the exhibit. Based on the information given. Which switch will be elected root bridge and why?（）

A、Switch A ,because it has the lowest MAC address B、Switch C,because it has the lowest priority C、Switch B,because it has the highest MAC address D、Switch C,because it is the most centrally located switch E、Switch A,because it is the most centrally located switch F、Switch D,because it has the highest priority

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第2题

[单选题] Why is Australia.s New South Wales called the premier state?（）

A、Because it was the first colony established by Britain in 1788. B、Because it is the biggest state in Australia. C、Because it is the most important state in Australia. D、Because it has the largest population in Australia.

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第3题

[单选题] Why were the French troops in Canada defeated by the British during the Seven Years.War?（）

A、Because they were not used to the weather in Canada. B、Because they did not get support from the local people. C、Because they did not receive the supplies they needed so badly. D、Because the British had larger and better settlements in Canada.

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第4题

[单选题] Consider the following scenario for your database: Which statement is true regarding the backup of the TOOLS tablespace?（）

A、The RMAN backup fails because the TOOLS tablespace is read-only B、The RMAN skips the backup of the tablespace because backup optimization is enabled C、The RMAN makes backup because optimization can be enabled only for backups to disk D、The RMAN makes the backup because no backup of the tablespace exists within the seven day window

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第5题

[单选题] Why were the French troops in Canada defeated by the British during theSeven Years.War?（）

A、Because they were not used to the weather in Canada. B、Because they did not get support from the local people. C、Because they did not receive the supplies they needed so badly. D、Because the British had larger and better settlements in Canada.

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第6题

[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?（）

A、Because row IDs may change during the flashback operation B、Because the object number changes after the flashback operation C、Because the rows are retrieved from the recycle bin during the flashback operation D、Because the table is moved forward and back to a temporary during the flashback operation

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第7题

[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?（）

A、Because row IDs may change during the flashback operation B、Because the object number changes after the flashback operation C、Because the rows are retrieved from the recycle bin during the flashback operation D、Because the table is moved forward and back to a temporary during the flashback opertion

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第8题

[单选题] Why has Australia always been a continent with few people?（）

A、Because Australia is too far away from Europe. B、Because Australia is the least mountainous and most level of the world.s continents. C、Because Australia is separated from the rest of the world by seas. D、Because most of the continent is hot and dry.

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第9题

[单选题] View the Exhibit that sets the threshold for the Current Open Cursors Count metric.Why is the Significance Level threshold type not available in the threshold setting?（）

A、because AWR baseline is not enabled B、because Current Open Cursors Count is not a basic metric C、because the STATISTICS_LEVEL parameter is set to BASIC D、because the AWR baseline is a system-defined moving window baseline

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第10题

[单选题] Why is the southern area of the Northern Territory called the Red Centre of Australia?（）

A、Because Uluru is located there. B、Because it is extremely hot and dry. C、Because it consists of miles and miles of red-sand desert and mountain ranges. D、Because it lies in the tropics.

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Because the expansion valve is just （） way open, the refrigerant is under low pressure in the evaporator.

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