For tossing a coin 5 times, what is the size of the sample space?

When choosing between Access and Excel, it is best to use Excel in all of the following circumstances EXCEPT:

A) you need to manage primarily of numeric data. B) you need to group, sort, and total data based on various parameters. C) you need to run a series of "what if" scenarios . D) you only need a single worksheet to manage data.

Which statement is true?

a) The identifiers in an enumeration must be unique. b) The constant values assigned to members of an enumeration must be unique. c) Enumeration constant names must consist of all uppercase letters. d) Values in an enumeration start with 1 unless specified otherwise.