centralized control
21Free flight (air traffic control) — Free flight is a developing air traffic control method that uses no centralized control (e.g. air traffic controllers). Instead, parts of airspace are reserved dynamically and automatically in a distributed way using computer communication to… …
22Air traffic control — For the Canadian musical group, see Air Traffic Control (band). Airport Traffic Control Towers (ATCTs) at Amsterdam s Schiphol Airport, the Netherlands …
23List of revision control software — This is a list of notable software for revision control. Distributed model In the distributed approach, each developer works directly with their own local repository, and changes are shared between repositories as a separate step. Open source *… …
24decentralized control — In air defense, the normal mode whereby a higher echelon monitors unit actions, making direct target assignments to units only when necessary to ensure proper fire distribution or to prevent engagement of friendly aircraft. See also centralized… …
25Revision control — For the Wikipedia revision control system, see Wikipedia:Revision control. Example history tree of a revision controlled project. Revision control, also known as version control and source control (and an aspect of software configuration man …
26Communications-based train control — CBTC deployment in Metro de Madrid, Spain …
27Distributed concurrency control — is the concurrency control of a system distributed over a computer network (Bernstein et al. 1987, Weikum and Vossen 2001). In database systems and transaction processing (transaction management) distributed concurrency control refers primarily… …
28Direct traffic control — (DTC) is a system for authorizing track occupancy used on some railroads instead of or in addition to signals. It is known as direct traffic control because the train dispatcher gives track authority directly to the train crew via radio, as… …
29Traffic Control — ➡ law enforcement * * * Introduction supervision of the movement of people, goods, or vehicles to ensure efficiency and safety. Traffic is the movement of people and goods from one location to another. The movement typically occurs… …
30Automatic Train Control — Japanese style ATC indicator. Automatic Train Control (ATC) is a train protection system for railways, ensuring the safe and smooth operation of trains on ATC enabled lines. Its main advantages include making possible the use of cab signalling… …
