Sheet Tab appears at the bottom of your worksheet. It has the name of the worksheet on it, which can be changed and you can also change its colour
Row Heading is the grayish - colored column containing the numbers used to identify each row in the worksheet
Row a single, implicitly structured data item in a table.
Relative Cell References reference identifies the location of a cell or group of cells.
Range Extent of perception, knowledge, experience, or ability.
Order of Evaluation If an operator does, we mention that fact in its description below. In the absence of such a guarantee, the compiler may rearrange calculations within a single expression as it wishes, if the result would be unchanged ignoring any possible side effects.
Operator a function, especially one transforming a function, set,etc., into another
