1) A user has noticed the hard drive LED on the front of the computer has stopped working, however the computer is working. What is the most likely cause of the problem? a) The motherboard BIOS needs to be updated. b) The power supply is not providing enough voltage to the motherboard. c) The hard drive LED cable has come loose from the motherboard. d) The hard drive data cable is malfunctioning. 2) After a problem is identified, what is the next step for the troubleshooter? a) Document the findings. b) Establish a theory of possible causes. c) Implement a solution. d) Verify the solution. e) Determine the exact cause. 3) What is the best way to determine if a CUP can is spinning properly? a) Visually inspect the can when the power is on to ensure that it is spinning. b) Spin the blades of the can quickly with a finger. c) Spray compressed air on the can to make the blades spin. d) Listen for the sound of the can spinning when the power is on. 4) Which of the following is a symptom of a failing power supply? a) The power cord will not attach properly to either the power supply, the wall outlet or both. b) The computer sometimes does not power on. c) THe computer displays a POST error code. d) The display has only a blinking cursor.

Ch 4 Preventive Maintenance

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