We have many options for the type of column that you create in sharepoint list, including a single line of text, Multiple lines of text, a drop-down list in which you specify the options, a number that is calculated from other columns,the name and picture of a person on your site. Like this we have several type of column in sharepoint.
when ever you create a column inside our SharePoint list, that column is only available there. Therefore, if we need the same column in another list afterwards, you will have to create that column again. If you want use that column we can create site column.
Go to the list navigation bar and click list link button
Here we have two options to create column,First One is Create column(If click This Button Direct Create column Popup window will open) or Second one is list Settings. now we are choosing List Settings
Click on Create Column Link button
Previous Step we selected Single line text,Here we are selecting Choice
After we created columns ,those columns will appear here
If you Click the Add new Button on the List ,here you can see Created columns