CSV stands for Comma Separated Value. You can bulk upload students and enroll them.
However, this is a site administrator or site managers function. A teacher may not be able to be able to do it.
A CSV file is a format of an XL document which we create in Microsoft-Excel (or any office spreadsheet application). It has an extension of .csv, meaning if your XL file is named as moodle-details, it is saved as moodle-details.csv.
It is called so because, all the values in the cells you filled in Microsoft-Excel are stored and separated from each other using commas. So, a typical CSV file if opened in Notepad would look like this:
The same CSV file, if opened in MS-XL would look like this:https://imgur.com/OF667j2