Preventive Maintenance is divided into two subgroups, what are they?, Planned Maintenance and Condition-based Maintenance, What are the 4 basic cleaning materials for cleaning your computer?, Microfiber cloth, compressed air, distilled water and rubbing alcohol, What are the 6 software maintenance?, Back-up your files, Delete Temporary and unwanted files, Update Antivirus, defragmentation, Disabling start up applications, and security settings, What are the 3 settings to strengthen your security setting of your computer?, Enable Firewall, manage passwords and set permissions, What are the basic components of computer?, Software and Hardware

Maintaining Computer System

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