A Plus Hardware Certification Question:
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Which of the following is a type of preventative maintenance used on a hard drive?
A. Disk check diagnostics
B. Head alignment diagnostics
C. Initializing
D. Uninstalling programs
E. None of the above

Option A
Disk check diagnostics

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On a leased line installation a known good external modem shows no carrier detect light. Where is the problem most likely to be? A. In the modem B. In the phone line C. In the computer D. In the DTC equipment E. None of the above	ESD damage can be caused by: A. Placing an IC in a non-conductive plastic bag B. Placing an IC on a grounded mat C. Repeated sags in current supplied from outlets D. Touching metal on the chassis E. None of the above