Market Data

[mad_badger]

Is this right? Correction, clarification, or explanation welcomed.

NYSE Level 1 -- Level 1 data for a NYSE equities?
AMEX Level 1 -- Level 1 data for an AMEX equities?
NYSE Open Book -- the specialist's book?
NASDAQ Level II -- market makers (only?)
ARCA -- ecn book?
NSDQ -- ecn book?

 

[mad_badger]

can anyone confirm if the descriptions match the items? or expand on the descriptions?