The is an optional key that may be present on any PIV card, does not require PIN entry, and whose purpose is to authenticate the card and therefore its possessor.

  to change the number of rows and columns displayed by the excel object a. select the object and drag a size handle on the active object. b. deselect the object and drag a size handle of the object. c. deselect the object and drag a row or column divider of the object. d. select the object and drag a row or column divider on the active object.