Does MIDI make its own sound?

no

Two track types that support MIDI

midi and instrument tracks

What kind of track is MIDI commonly combined with?

auxiliary input track workflow

How many ticks per quarter note?

960

What is the default tempo?

120

What does MIDI Merge look like?

midi merge button turns blue, drum writing and new drums added with previous drums still there

In what menu can the MIDI keyboard be accessed?

from the window menu

Three MIDI Views and what they do

clips views notes views midi velocity