Input/Output
The Input/Output allows you to change the category of the selected data object. Changing the input/output will create a visual marker at the top right corner of the shape.
The input/output applies only to the Data Object shape.
![input output 1](_images/input-output-1.png)
This will create a visual queue at the top right corner of the selected shape.
![input output 2](_images/input-output-2.png)