Pi is the sixteenth letter of the Greek alphabet, representing sound. In the system of Greek numerals it has a value of 80. It was derived from the Phoenician letter Pe (). Letters that arose from pi include Cyrillic Pe, Coptic pi, and Gothic pairthra ().
The 3 types of commercial drivers are Class A, B, and C licenses. 1  Class A Commercial Driverâs License â Combination Vehicle permit holder can drive all commercial vehicles or a combination of commercial vehicles with a gross weight of 26,001 lbs. or more.
Drivers License Endorsements. Driver license endorsements are the exact opposite of drivers license restrictions as they provide you with additional driving privileges. Although most of the driver license endorsements concern commercial driver licenses, also called CDLs, some of them can also apply to a regular operator's license.