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单选题
Which of the following BEST describes the function of a redundant power supply？（）
A
Provides additional diagnostic LEDs
B
Reduces power consumption
C
Eliminates a single point of failure
D
Reduces total cost of ownership
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Redundant power supplies with one power supply connected and one power supply as a hot spare.B
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单选题Which of the following is the BEST case scenario for power fault tolerance within a server？（）A
Redundant power supplies with one power supply connected and one power supply as a hot spare.B
Redundant power supplies with each connected to a separate power circuit.C
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单选题A web server has to be available all the time.It has its own redundant power source anduninterruptible power supply（UPS）.Which of the following actions will provide additional fault to lerance？（）A
Add a second DVD driveB
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考题
单选题Which of the following BEST describes the function of a redundant power supply?（）A
Provides additional diagnostic LEDsB
Reduces power consumptionC
Eliminates a single point of failureD
Reduces total cost of ownership
考题
单选题A customer is interested in a power efficient server solution. The Sales Specialist has recommended a BladeCenter solution. The customer debates the price is high compared to rack servers. Which of the following should the Sales Specialist emphasize to address the pricing difference？（）A
Higher rack density that reduces data center footprintsB
Internal upgrades that only IBM can offerC
Total Cost of Ownership （TCO） related to innovative components such as Integrated Switches D
The Rear Door Heat eXchanger that only IBM can offer
考题
单选题Which of the following tools is BEST used to measure voltage and amperage from a power source?（）A
Loopback PlugB
MultimeterC
Power Supply TesterD
Extension Magnet
考题
单选题Which of the following BEST describes the function of a redundant power supply？（）A
Provides additional diagnostic LEDsB
Reduces power consumptionC
Eliminates a single point of failureD
Reduces total cost of ownership
考题
单选题An administrator identifies that a server is shutting down. The administrator powers up the server and OS loads but after a few minutes it powers down again. Which of the following is the cause？（）A
Redundant power supply failureB
CPU overheatingC
Memory failureD
Hard disk failure
考题
单选题A server has been intermittently shutting off. The power going to the server was tested and is giving the appropriate voltages. Which of the following tools would be used to test the power supply？（）A
POST diagnostic cardB
OTDRC
TDRD
Multimeter
考题
单选题A technician receives a computer for repair and observes that the fan on the power supply is not moving. Which of the following should the technician do？ （）A
Move the power supply voltage switch to 220 volts.B
Add an additional fan to help cool the computer.C
Replace the cable that attaches the power supply to the motherboard.D
Replace the power supply.
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