The Internet is a powerful tool, but make sure that you use it wisely for all the good value it offers and that you won’t let too much of a good thing become something bad. ( )
相似题目
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The power factor at which a paralleled AC generator operates is usually adjusted by the ().
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The most inefficient method of voltage reduction from the stand point of power loss, is a/an ()
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The total power consumed in a parallel circuit is ()
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What is the result of increasing the value of the parameter ASM_POWER_LIMIT during a rebalance operation?()
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What is the standard power supply that is delivered with a BladeCenter H chassis for a North American customer?()
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Which of the following is the correct command to document a Power Systems server using sysplan?()
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The most powerful signal of stress is a change of pitch on the vowel.()
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An administrator has an existing HMC and POWER6 570 connected to a network switch. The administrator is planning to install two POWER6 570s with a dedicated HMC. Which infrastructure is required for the new HMC?()
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Which of the following is the correct command to document a Power Systems server using sysplan()?
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The height of a VHF radio antenna is more important than the power output wattage of the radio because().
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Heat energy is a source of power, but () will cause damage to the engine.
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A customer is unsure how POWER7 processors can outperform POWER6 processors when the clock speeds are slower. What contributes to the improved performance?()
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An administrator has an existing HMC and POWER6 570 connected to a network switch. The administrator is planning to install two POWER6 570s with a dedicated HMC. Which infrastructure is required for the new HMC?()
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What is a key advantage of the POWER5 technology over all other competitive offerings?()
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A sailing vessel is overtaking a power-driven vessel in a narrow channel,so as to pass on the power-driven vessel’s port side. The overtaken vessel will have to move to facilitate passage. The sailing vessel is the().
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A culture of high power distance index means the power is equally distributed.
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The real power absorbed by a capacitor is zero. (a) (b)
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For a balanced three-phase △ -connected load, the average power absorbed by the load is P . Change the △ -connected load to Y-connected load, the power will :
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Unregulated power supplies contain three basic components: a transformer, retifier and filter capacitor. Thi type of power supply, because of its simplicity, is the least costly. The disadvantage is that the output voltage is not constant.
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Which of the following is based on an individual identification with a more powerful person.
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His mother always keeps a candle in the house______there is a power cut.
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The onrush of cheap communications, powerful computers and the Internet all explain why many people feel that, nowadays, change is happening ever more rapidly as technological progress accelerates. Moore's law, that the power of microchips doubles every 18 months, has been tested and found correct. This is what gives people the sense of a world shifting beneath their feet.
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听力原文:They installed a solar panel to provide the power, and instead of an old-fashioned telephone line, the Internet connection was provided by a wireless transmission system.
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Though the Unites States is a ____ country, it should obey the rules made by the United Nations. (power)
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