It is a menu with items that are relevant to what you are doing at that time. Shortcut menus from a right click on your mouse or the shortcut menu key on your keyboard normally show items that are relevant to what you are working in. In other words they are giving you options based on the context of your work.
When you right-click, you will get a sub-menu appropriate for the context on which you clicked.
The Data menu.
I am not aware of a name menu in Excel. However, Excel has a name box that displays the name or cell reference of the active cell.
I am not aware of any Monopoly menu on Excel, but there is a Monopoly game available for Excel 2007. You can read about it and download the file (monopoly.xlsm) from the related links.
It is called the shortcut menu.
You find scientific notation in Excel under the Format - Number menu.
It is a menu that is part of another menu. So you can have main menu and when you choose one of its items and it shows another menu, that is a sub-menu. It is more a part of versions of Excel up to version 2003. So, for example, on the Edit menu there was a sub-menu with options for Fill.
The Edit menu.
From within Excel, File Menu>Save As>Save As Type>CSV
Menu
The Data Menu.
Excel 2003 and older: File menu button Excel 2007 and newer: MS Office button (circle at top left of window)