A basic level of understanding of computers means that you have the knowledge and skills to perform common tasks on a computer, such as:
Turning on and off the computer and its peripherals
Using the keyboard and mouse to input data and commands
Navigating the desktop and launching applications
Understanding the difference between hardware and software
Recognising the main components of a computer and their functions
Creating, saving, opening, and editing files and folders
Connecting to the internet and browsing web pages
Using email and other communication tools
Protecting your computer from viruses and malware
Troubleshooting basic problems and errors
These skills are essential for using a computer for personal or professional purposes. They can also help you learn more advanced topics, such as programming, web design, or graphic design.
If you want to improve your basic computer skills, there are many online resources that can help you. For example, you can check out the following:
Computers for Beginners course on Wikibooks
Computer Basics for Absolute Beginners course on freeCodeCamp.org