A ________ is text that prints at the top of each sheet of slide handouts

In e-commerce, some cryptographic tools can be used to assure that parties to the transaction are authentic, so that they cannot later deny having participated in a transaction, a feature often called ____________________.

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

The name of the file on the disk can be changed using the rename function.

Answer the following statement true (T) or false (F)