海船船员考试

单选题An ohmmeter can be used to measure（）A current flow in a circuitB voltage between two points in a circuitC circuit continuityD power

题目
单选题
An ohmmeter can be used to measure（）
A

current flow in a circuit

B

voltage between two points in a circuit

C

circuit continuity

D

power

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相似问题和答案

第1题：

Can you measure oil level? Which method is right, to measure ullage height or to measure oil depth?


正确答案：Both will do. In practice, to measure ullage height is more specific than to measure oil depth. To measure ullage height, we should know the standard height of oil tank. In common practice, we usually measure the oil depth.

第2题：

A sling psychrometer is a(n) ______.

A.type of cargo gear

B.instrument used in celestial navigation

C.instrument used to measure relative humidity

D.instrument used to measure specific gravity


正确答案：C

第3题：

A technique that can be used to measure the total income of a project compared to the total moneys expended at any period of time is:

A . return on investment (ROI)

B . net present value (NPV)

C . discounted cash flow (DCF)

D . B and C

E . All of the above.


正确答案：E

第4题：

In the context of Advanced Power Virtualization， the shared pool refers to which of the following？（）

  • A、A pool of physical memory that can be used by any partition
  • B、A pool of physical processors that can be used by any virtual or dedicated partition
  • C、A pool of physical memory that can be used by multiple Micro-Partitions
  • D、A pool of physical processors that can be used by multiple Micro-Partitions

正确答案:D

第5题：

An aneroid barometer is an instrument ______.

A.used to measure the speed of wind

B.in which the pressure of air is measured

C.that tells which direction a storm is coming from

D.used to measure the height of waves


正确答案：B
无液[空盒]气压表是测量空气压力的一种仪器。

第6题：

________ is a device used to measure atmospheric pressure．

A.Barometer

B.Thermometer

C.Chronometer

D.Speedometer


正确答案：A

第7题：

A check line is ______．

A.A safety line attached to a man working over the side

B.Used to measure water depth

C.Used to slow the headway of a barge

D.Used to measure the overhead height of a bridge


正确答案：C

第8题：

136 A technique that can be used to measure the total income of a project compared to the total moneys expended at any period of time is:

A. return on investment (ROI)

B. net present value (NPV)

C. discounted cash flow (DCF)

D. B and C

E. All of the above


正确答案：E

第9题：

Which two statements are true regarding the USING clause in table joins?（）

  • A、It can be used to join a maximum of three tables 
  • B、It can be used to restrict the number of columns used in a NATURAL join 
  • C、It can be used to access data from tables through equijoins as well as nonequijoins 
  • D、It can be used to join tables that have columns with the same name and compatible data types

正确答案:B,D

第10题：

which one of the following accurately describes field names?（）

  • A、they must be unique in a database  
  • B、they can only be used once in a view  
  • C、they can only used once on each form  
  • D、they can be used mulriple times on a form 

正确答案:C

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