Since a data sheet is part of a control, the execution and verification of the data sheet works in the same way as for an ordinary control.
Having a datatsheet with a lot of lines, the control performer might have an advantage by enter the fullscreen modus when performing a control containing a datasheet. Simply click on 
in the top right corner of the datasheet.
If the datasheet consists of numerous rows, the fullscreen view and the possibility to use the whole screen can give a great overview for the performer. The header is locked regardless the number of rows which makes is possible to keep an overview while scrolling through the datasheet.