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【单选题】

You must explain（）how they succeeded（）the experiment.

A、of us；for

B、at us；at

C、to us；in

D、for us；to

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更多“You must explain（）how they succeeded（）the experiment.”相关的问题
第1题
[单选题] — My birthday is tomorrow. —（）

A、Ho,I have no idea.  B、I’m glad you likeit.  C、Many happy returns of the day!  D、You must be very happy.  

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第2题
[多选题] A new switch is being installed and you have been assigned the task of connecting it to an existing switch. In doing this, you want to set up the VLAN Trunking Protocol so that VLAN information can be passed between the switches. Which of the following must you do to accomplish this?（）

A、You must set each end of the trunk line to IEEE 802.1e encapsulation.  B、You must set the same VTP management domain name on both switches.  C、You must set all ports on the two switches as access ports.  D、You must configure one of the switches as a VTP server.  E、You must use a rollover cable to connect the two switches.  

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第3题
[单选题] 氢气的燃烧反应式是（）。

A、HO+O→HO  B、H+O→2HO  C、H+O→HO  D、2H+O→2HO  

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第4题
[] 对于引起HO的原因，下面（）描述是错误的。

A、A.Better cell HO  B、B.Emergency HO  C、C.Low battery HO  D、D.Power budget HO  

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第5题
[单选题] Referring to the exhibit, you are unable to commit the configuration for the ge-0/0/1 interface. What must you do to commit the configuration?（）

A、You must set the vlan-tagging parameter under the [edit interfaces ge-0/0/1] hierarchy.  B、You must use the rename command to change unit 100 to unit 0.  C、You must set the encapsulation flexible-ethernet-services parameter under the [edit interfaces ge-0/0/1] hierarchy.  D、You must set the encapsulation vlan-ccc parameter under the [edit interfaces ge-0/0/1 unit 100] hierarchy.  

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第6题
[多选题] You need to perform a block media recovery on the tools01.dbf data file in the SALES database by using Recovery Manager (RMAN). Which two are the prerequisites to perform this operation? （）(Choose two)

A、You must configure block change tracking file  B、You must have first level 1 backups for RMAN to restore blocks  C、You must ensure that the SALES database is mounted or open  D、You must have full or level 0 backups for RMAN to restore blocks  E、You must take the tools01.dbf data file offline before you start a block media recovery  

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第7题
[多选题] 如果不考虑话务负荷，在同心圆小区内圆与邻区之间触发的Cause12PBGT切换需要满足下面哪些条件（）

A、PBGT（n）>HO_MARGIN（0，n）+max（0，DELTA_HO_MARGIN（0，n））  B、PBGT（n）>HO_MARGIN（0，n）+OFFSET_HO_MARGIN_INNER  C、PBGT（n）>HO_MARGIN（0，n）+OFFSET_HO_MARGIN_INNER+max（0，DELTA_HO_MARGIN（0，n））  D、AV_RXLEV_PBGT_HO<=RXLEV_LIMIT_PBGT_HO  

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第8题
[] You need to perform a block media recovery on the tools01.dbf data file in the SALES database by using Recovery Manager (RMAN).Which two are the prerequisites to perform this operation？（）

A、A. You must configure block change tracking file  B、B. You must have first level 1 backups for RMAN to restore blocks  C、C. You must ensure that the SALES database is mounted or open  D、D. You must have full or level 0 backups for RMAN to restore blocks  E、E. You must take the tools01.dbf data file offline before you start a block media recovery  

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第9题
[] 作为一名值班水手，你必须懂得如何调整吊杆。（）

A、A. As an officer on duty, you must know how to adjust derricks.  B、B. As a sailor on duty, you must know how to adjust derricks.  C、C. As a sailor on duty, you must know how to operate cranes.  D、D. As an officer on duty, you must know how to operate cranes.  

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