Because there are two separate controllers in each USB 3.0 host, USB 3.0 devices transmit and receive at USB 3.0 data rates regardless of USB 2.0 or earlier devices connected to that host. Operating data rates for earlier devices are set in the legacy manner.
The Dow Jones Industrial average (DJIA) and NASDAQ Composite Index are indexes that track the movement of a number of different stocks. The DJIA is made of companies that are traded on the New York Stock Exchange while the NASDAQ index is composed of companies that are traded on the NASDAQ stock exchange.
Nasdaq is dedicated to designing powerful, relevant index and benchmark families that are in sync with the continually changing market environment. Nasdaq calculates more than 40,000 diverse indexes, providing coverage across asset classes, countries and sectors. Our rules-based, objective methodology teamed with our award-winning technology set us apart from other index providers.