CompTIA认证考试

When certifying a CAT5 cable installation the integrator must perform which of the following tests？（）A、Measure ImpedanceB、Calculate LatencyC、Measure AttenuationD、Measure Resistance

题目

When certifying a CAT5 cable installation the integrator must perform which of the following tests？（）

  • A、Measure Impedance
  • B、Calculate Latency
  • C、Measure Attenuation
  • D、Measure Resistance
参考答案和解析
正确答案:C
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相似问题和答案

第1题：

137 Which of the following is not a measure of the profitability of a project or program?

A. Return on original investment.

B. Net present value.

C. Depreciation.

D. Discounted cash flow.

E. None of the above


正确答案：C

第2题：

Which of the following tools is BEST used to measure voltage and amperage from a power source?()

A. Loopback Plug

B. Multimeter

C. Power Supply Tester

D. Extension Magnet


参考答案：B

第3题：

IQ tests are not considered the fairest way to measure intelligence.()

此题为判断题(对，错)。


标准答案:对

第4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5题：

Which of the listed devices is used to measure pressure and convert it to an electrical signal?

A.Transducer

B.Reducer

C.Transformer

D.Rectifier


正确答案：A

第6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7题：

Which of the following devices will allow a technician to measure the amount of data that is capable of traversing the network?()

A. Event logs

B. Throughput tester

C. Packet sniffers

D. OTDR


参考答案：B

第8题：

Which of the following is not a measure of the profitability of a project or program?

A . Return on original investment.

B . Net present value.

C . Depreciation.

D . Discounted cash flow.

E . None of the above


正确答案：C

第9题：

Freeboard is a measure of which of the following？Ⅰ．The amount of reserve buoyancy．Ⅱ．The initial stability of the vessel．

A.Ⅰ only

B.Ⅱ only

C.Both Ⅰ and Ⅱ

D.Neither Ⅰ nor Ⅱ


正确答案：A

第10题：

Each ship having an inert gas system must have a portable instruments to measure concentrations of hydrocarbon vapor in inert atmospheres and also to measure ______.

A.nitrogen

B.oxygen

C.carbon dioxide

D.water vapor


正确答案：B
每一艘具有惰性气体系统的船舶必须有一个用于测量惰化空气中碳氢化合物气体和氧气浓度的便携式设备。

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