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 other is user mode, a non-privileged mode for user programs, that is, for everything other than the kernel. When the CPU is in kernel mode, it is assumed to be executing trusted software, and thus it can execute any instructions and reference any memory addresses (i.e., locations in memory).