A CDE Definition
The time during which a system is working without failure. Contrast with downtime. See availability.
The accessibility of a system resource in a timely manner; for example, the measurement of a system's uptime. Availability is one of the six fundamental components of information security (see Parkerian Hexad). See also uptime and high availability.
Before/After Your Search Term
|upper memory area||upward compatible|
|upper memory block||urban legend|
|upstream vs. downstream||URL hijacking|
Terms By Topic
Click any of the following categories for a list of fundamental terms.