Does MIDI make its own sound?

No

Two track types that support MIDI

MIDI

Instrument

What kind of track is MIDI commonly combined with?

Auxiliary Track

What does MIDI Merge look like and what does it do?

An arrow moving down into another arrow

You won't overwrite previously recorded MIDIs

In what unit is tempo measured?

BPM

What type of plug-ins are XPAND!2, BOOM, Mini Grand, DB-33, Vacum?

Workhorse VI

Three MIDI Views and what they do

MIDI Track Views - reveal information seen on any given track

Clips View - MIDI data in clip-sized blocks

Notes View - Give access to individual notes

What does dbl clicking a clip with selector tool do?

Select area of the clip.