Tutorial Home > PC Hardware > Computer Basics Computer Basics If you already use a computer and have a comfortable working knowledge of the basics, use these tutorials to fill in the gaps. If you throw around terms like memory, bits and bytes without quite knowing what you're talking about, use these tutorials to become comfortable and familiar with how your machine works and how to troubleshoot it.   Topics   Computer Basics   Computer Maintenance   PC Upgrade, Troubleshooting and Repair   Resource Management   Understanding Drivers