Back Testing: This means analyzing the history of the investment opportunity provided and comparing with the present trends to see how successful (if successful) the investment would be.
Best Ask: This is the lowest price of a security or asset which a seller can accept at a particular time.
Best Bid: This is the highest price of a security or asset which a buyer can give at a particular time.
Big Board: This is the major indigenous stock exchange company in the US, responsible for overseeing the activities in the stock exchange operations