If you manually create a menu item that invokes an object query, it will automatically create an output key, which is a list and which has keys that are bound to the attributes of that mobile business object.
On the Screen Design page, from Palette, select Menuitem, then click the Menu box.
Select the menu item to configure the properties in the Properties view.
Menu Items
Menu items function as actions and are associated with mobile business object operations.
Menu Item Properties
Select the menu item on the Screen Design page to view and configure its properties using the Properties page.