Definition. Diphtheria is a potentially fatal, contagious disease that usually involves the nose, throat, and air passages, but may also infect the skin. Its most striking feature is the formation of a grayish membrane covering the tonsils and upper part of the throat.
Prevail is a state-of-the-art, multi-user information management system that helps law firms (and similarly-structured enterprises) manage every aspect of their case information, contacts, documents, calendars, tasks, statutes, time, costs, fees and workflow.
The Linux kernel Version 2.6 (which was introduced in late 2003) is preemptive. That is, a process running in kernel mode can be suspended in order to run a different process. This can be an important benefit for real time applications (i.e., systems which must respond to external events nearly simultaneously).