If you have a database for a personal collection, you can add a picture and a Word document that contains more information about an item if you use the ________ data type

A certification authority is a commercial company that issues and validates identities using digital signatures for a fee

Indicate whether the statement is true or false

When using parameterized manipulators, the header file __________ must be included.

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