Description of the illustration truthtable.gif

This graphic shows tables for AND, OR, and NOT.

The AND table has the following column headings: AND, T, F, ?. The AND column contains the following row headings: T, F, ?. The table contains the following three rows:

• T F ?
• F F F
• ? F ?

The OR table has the following column headings: OR, T, F, ?. The OR column contains the following row headings: T, F, ?. The table contains the following three rows:

• T T T
• T F ?
• T ? ?

The NOT table has two columns. The heading of the first column is NOT. The second column has no heading. The NOT column contains the following row headings: T, F, ?. The untitled column contains the following values: F, T, ?.

End of description.