PPS ( Pulse Per Second) refers to

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• View the Exhibit to examine the metrics with a threshold.Which statement is true regarding the Number of Transactions (per second) metric?（）https://assets.asklib.com/images/image2/2018080211100285691.jpg

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• What should you look at first to compute the number of undo blocks written per second to disk？ （）

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• One characteristic of a pulse type turbo-charging system is（）

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• 1pps是1 pulse per se易ond秒脉冲的缩写表示。

  A . 正确 B . 错误

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• 1ppm是1 pulse per minute分脉冲的缩写表示。

  A . 正确 B . 错误

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• A pulse is applied to each input of a 2-inpput NOR gate. One pulse goes High at t=0 and goes back LOW at t=1ms.The other pulse goes HIGH at t=0.8ms, and goes back LOW at t=3 ms . Please describe the output pulse.

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• A function generator can generate a 1mV 1kHz pulse waveform.

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• 1、脉象的形成机理可概括为心动应脉、脉动应指及象由心成三个要点。 The formation mechanism of the pulse manifestation can be summarized as three key points: heart beats respond to the pulse, the pulsation can be felt by the finger, and the pulse manifestation is formed from the heart.

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• IO指令中的PULSE指令用于产生脉冲，编程语句PULSE（15，2000)是（)含义？

  A.表示将15号输入端口输出一个2秒钟的脉冲信号 B.表示将15号输入端口输出一个2000秒钟的脉冲信号 C.表示将15号输出端口输出一个2000秒钟的脉冲信号 D.表示将15号输出端口输出一个2秒钟的脉冲信号

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• How long should you palpate/auscultate the apical pulse for？

  A．30 seconds B．15 seconds C．20 seconds D．60 seconds

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• 5、“脉如断索”在中医作品中翻译为？ A. Pulse is like a broken line B. pulse stoppage （填A或B即可）

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• A pulse is applied to each input of a 2-input NOR gate. One pulse goes HIGH at t=0 and goes back LOW at t=1ms. The other pulse goes HIGH at t=0.8ms and goes back LOW at t=3ms. The output pulse can be

  A．It goes LOW at t=0 and back HIGH at t=3ms.该脉冲在t=0ms降为低电平，t=3ms时返回高电平 B．It goes LOW at t=0.8ms and back HIGH at t=3ms.该脉冲在t=0.8ms降为低电平，t=3ms时返回高电平 C．It goes LOW at t=0.8ms and back HIGH at t=1ms.该脉冲在t=0.8ms降为低电平，t=1ms时返回高电平 D．It goes HIGH at t=0.8ms and back LOW at t=1ms.该脉冲在t=0.8ms升为高电平，t=1ms时返回低电平

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• If the baud rate is 1200 symbol per second and Quadrature Phase-shift Keying is used for modulation, please calculate the data rate:

  A．300 bps B．600 bps C．2400 bps D．4800 bps

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• 以下关于指令执行速度MIPS（Million Instructions Per Second）的叙述中，正确的是（）

  A．MIPS是用来描述计算机的浮点运算速度 B． 一台计算机的MIPS峰值是按其指令集中所有指令的执行速度计算的 C． 在比较不同计算机MIPS值时，不用说明使用了什么样的基准程序 D． 设每一机器周期为t微妙，基本指令需k个周期，则MIPS峰值为1/kt

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• 传输速率的单位是bps，其含义是______ （A）Bytes Per Second （B）Band Per Second （C）Bits Per Second （D）Billion Per Second

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