Multiple choice technology storage How many classes of service are available in Fibre Channel? 5 Classes 9 Classes 7 classes 3 Classes Reveal answer Fill a bubble to check yourself D Correct answer Explanation Fibre Channel defines 3 classes of service. Class 1 is a connection-oriented service, Class 2 is a connectionless service with acknowledgment, and Class 3 is connectionless without acknowledgment. Options A, B, and C are incorrect.