The ________ key field in an OpenOffice Base table is the common field that is used to join with a primary key field in another table

In spreadsheet software, a(n) ___________ is a built-in preset formula.

Fill in the blank(s) with the appropriate word(s).

The ____________________ function can be used to determine if an input value can be converted to a numeric value.

Fill in the blank(s) with the appropriate word(s).