Im alright not the best but I have done national competitions with it and linux
To contain specific information about a web page, often referred to as metadata. This information includes things like the title of the document (which is mandatory), scripts or links to scripts, and CSS files.
Some models don't have CD Ports. You might have one of those.
https://forums.lenovo.com/t5/Lenovo-IdeaPad-1xx-3xx-5xx-7xx/Ideapad-330-CD-player/td-p/4281187 This link explains more