Three-tier system


Three-tier system

Three-tier system, meaning a system that has three distinct levels, may refer to:

* Three-tier (computing)
* Three-tier (alcohol distribution)
* Three-tier education


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  • Three-tier education — refers to those structures of schooling, which exist in some parts of England, where pupils are taught in three distinct school types. A similar experiment was also trialled in Scotland. (See separate article)In three tier authorities children… …   Wikipedia

  • Three-tier (alcohol distribution) — The Three tier system of alcohol distribution is the system for distributing alcoholic beverages set up in the United States after the repeal of Prohibition. The three tiers are producers, distributors, and retailers. A producer must sell to a… …   Wikipedia

  • Three-Tier-Architektur — Aufrufschema in einer Schichtenarchitektur Eine Schichtenarchitektur oder Schichtenmodell ist ein häufig angewandtes Strukturierungsprinzip für die Architektur von Softwaresystemen. Dabei werden einzelne Aspekte des Softwaresystems konzeptionell… …   Deutsch Wikipedia

  • tier — [tıə US tır] n [Date: 1400 1500; : Old French; Origin: tire order, rank ; ATTIRE] 1.) one of several levels or layers that rise up one above the other ▪ The lower tier has 10,000 seats. in tiers ▪ Terraces of olive trees rose in tiers. two… …   Dictionary of contemporary English

  • tier — [[t]tɪ͟ə(r)[/t]] tiers 1) N COUNT: oft N of n A tier is a row or layer of something that has other layers above or below it. ...the auditorium with the tiers of seats around and above it. COMB in ADJ Tier is also a combining form. ...a three tier …   English dictionary

  • Tier One — is Scaled Composites program of suborbital human spaceflight using the reusable spacecraft SpaceShipOne and its launcher White Knight. The craft are designed by Burt Rutan, and the project is funded 20 million US Dollars by Paul Allen. In 2004 it …   Wikipedia

  • Three-point locking — is a locking system installed in cabinet or locker doors to enable more secure locking. Whereas in single point locking, the door on a cabinet locks only at the point where the key is turned, half way up the edge of the door, three point locking… …   Wikipedia

  • tier — [ tır ] noun count 1. ) one of several rows or layers of something with each one at a different height: a wedding cake with three tiers 2. ) one of several levels in an organization or system: two tiers of management the bottom tier of society …   Usage of the words and phrases in modern English

  • tier — UK [tɪə(r)] / US [tɪr] noun [countable] Word forms tier : singular tier plural tiers 1) one of several levels in an organization or system two tiers of management the bottom tier of society 2) one of several rows or layers of something with each… …   English dictionary

  • tier — noun (C) 1 one of several rows of seats that rise one behind another 2 one of several levels in an organization or system: The company has three tiers of management. 3 two tiered/three tiered etc having two, three etc layers: a three tiered… …   Longman dictionary of contemporary English