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.
It can also refer to the Nasdaq Composite Index, which measures the performance of a portion of the stock market, as well. The Dow and the Nasdaq both refer to an index, or an average thatâs calculated from the performance of certain stocks. The Dow tracks stocks from 30 of the biggest companies in their respective industries, most of which trade on the New York Stock Exchange. The Nasdaq tracks about 4,000 stocks that are listed on the Nasdaq exchange.