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A Recovery Point Objective (RPO) is the maximum acceptable interval during which transactional data is lost from an IT service. [ 11 ] For example, if RPO is measured in minutes, then in practice, off-site mirrored backups must be continuously maintained as a daily off-site backup will not suffice.
The primary objective is to protect the organization in the event that all or part of its operations and/or computer services are rendered partially or completely unusable. A DR plan illustrating the chronology of the RPO and the RTO with respect to a major incident (MI).
Regional Transportation Agency of Central Maryland, locally referred to as the RTA, is a transit organization providing fixed-route and paratransit services across Central Maryland. The RTA is made up of multiple jurisdictions including Anne Arundel County, Howard County, the City of Laurel, Northern Prince George's County, and Baltimore County.
For example, three identical systems starting to function properly at time 0 are working until all of them fail. The first system fails after 100 hours, the second after 120 hours and the third after 130 hours. The MTBF of the systems is the average of the three failure times, which is 116.667 hours.
An RTO is an organization formed at the approval of the Federal Energy Regulatory Commission (FERC). In the areas where an RTO is established, it coordinates, controls and monitors the operation of the electrical power system, usually within a single US State, but sometimes encompassing multiple states.
Mean time to recovery (MTTR) [1] [2] [3] is the average time that a device will take to recover from any failure. Examples of such devices range from self-resetting fuses (where the MTTR would be very short, probably seconds), to whole systems which have to be repaired or replaced.
Many current routes operate under former streetcar routes. The streetcars provided the main transportation in the Maryland area from the 1800s to the 1960s. [3] Two separate companies, Washington, Virginia and Maryland Coach Company (WV&M), and the Washington Marlboro and Annapolis Motor Lines (WM&A) would also operate on the former streetcar routes and provide service to parts of MD when the ...
Financially independent from Maryland's general fund and transportation trust fund, the Authority operates as a purely enterprise agency, providing services on a user charge basis similar to the operation of a commercial enterprise. Its capital projects and operations are funded by tolls, concessions, investment income, and revenue bonds.