Pentatonic scale is one of the favorite scales for guitarists and bassists.
This is another way of playing the major pentatonic scale fast (esp slapping).
The above is a G major pentatonic scale and you can play that over a Gmaj7, Em7 or Am7.
If you have a smart phone, you can try to download this application called 'Chordbot'.
This app allowed you to key in any chords for self practice.
Chordbot Lite is free and if you like it so much, you can download the full version at a nominal fee.
Have fun!
