Class of cabin service you receive. On AA, these are: First/Premium, Business, and Coach.
(1) Telephone service distinctions which include: rate differences between individual and party lines, flat rate and message rate, and restricted and extended area service. (2) A subgrouping of telephone customers or users for the sake of rate distinction or limitation of service.
Identification of the type of service subscribed to by the customer. In terms of service, the class identifies the type of telephone equipment or PBX service used by the customer. In switching, the class identifies the calling privileges or restrictions of a given line (eg., coin, individual business line).
The class of service as specified by the Airline. Note that class of services differ across Airlines and are not determined by Expedia
A way of expressing in simplistic terms the performance expectations associated with a particular application or session. This is used mostly in the context of the TCP/IP (layer three) environment. An analogy can be drawn to air travel: First class, coach, and stand-by are analogous to Classes of Service; whereas scheduling, length of lines, speed of a flight, width of seats, quality of meals, etc. are all analogous to Quality of Service issues.
A designation assigned to describe the service treatment and privileges given to a particular terminal. A subgrouping of telephone users for the purpose of rate distinction.
For electric utilities, a group of customers with similar characteristics (e.g. residential, commercial, industrial, etc.) that are identified for the purpose of setting a rate for service.
Used to distinguish between First Class, Business Class and Economy Class, but also used to distinguish between different fares and booking codes within the same type of service. For instance, a flight between San Francisco and New York may have 7 different "classes of service" within that class of service, but the level of service, the type of seat is general economy class.
The categorizing of telephone subscribers according to specific type of telephone use requirements (your class of service governs your access rights to selected circuit types or switch features.)
A category of customers (e.g., residential, commercial, industrial, etc.) with similar characteristics that are grouped for the purpose of setting a rate for specified electrical services.
A group of stations that share the same category for the purpose of allowing, denying or queuing features or services of the telephone system