What important practice can prevent hardware trouble? a. repairs b. troubleshooting c. maintenance d. diagnosis

C. Maintenance is an important practice can help prevent hardware trouble. Maintenance involves operational and functional checks, servicing, repairing or replacing if necessary. Maintenance has two types which are preventive or scheduled maintenance and corrective maintenance. Inspecting, maintaining and protecting a device, equipment or facilities before breaking down or other problems occur it is called preventive while corrective is when it is repaired or replaced after wear, malfunction or break down.

 

 

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