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  2. Data centre tiers - Wikipedia

    en.wikipedia.org/wiki/Data_centre_tiers

    Tier III: full N+1 redundancy of all systems, including power supply and cooling distribution paths Tier IV : as Tier III, but with 2N+1 redundancy of all systems A Tier III system is intended to operate at Tier II resiliency even when under maintenance, and a Tier IV system is intended to operate at Tier III resiliency even when under maintenance.

  3. Technical support - Wikipedia

    en.wikipedia.org/wiki/Technical_support

    Tier III (or Level 3, abbreviated as T3 or L3) is the highest level of support in a three-tiered technical support model responsible for handling the most difficult or advanced problems. It is synonymous with level 3 support, 3rd line support, back-end support, support line 3, high-end support, and various other headings denoting expert level ...

  4. IT service management - Wikipedia

    en.wikipedia.org/wiki/IT_service_management

    A service desk is a primary IT function within the discipline of IT service management (ITSM) as defined by ITIL. It is intended to provide a Single Point of Contact (SPOC) to meet the communication needs of both users and IT staff, [7] and also to satisfy both Customer and IT Provider objectives.

  5. Deployment environment - Wikipedia

    en.wikipedia.org/wiki/Deployment_environment

    In software deployment, an environment or tier is a computer system or set of systems in which a computer program or software component is deployed and executed. In simple cases, such as developing and immediately executing a program on the same machine, there may be a single environment, but in industrial use, the development environment (where changes are originally made) and production ...

  6. AOL Plans - AOL Help

    help.aol.com/articles/aol-advantage-plans

    Tech Plus by AOL will provide around-the-clock tech support for all your devices coupled with computer and digital data protection services. • Tech Plus by AOL - Platinum - Tech Plus Platinum includes top of the line products to help protect your identity, personal data and devices, so that you have more control over your digital life.

  7. Information technology architecture - Wikipedia

    en.wikipedia.org/wiki/Information_technology...

    Information technology (IT) architecture is the process of development of methodical information technology specifications, models and guidelines, using a variety of information technology notations, for example Unified Modeling Language (UML), within a coherent information technology architecture framework, following formal and informal information technology solution, enterprise, and ...

  8. The Open Group Architecture Framework - Wikipedia

    en.wikipedia.org/wiki/The_Open_Group...

    Structure of the TOGAF Architecture Development Method (ADM). [1]The Open Group Architecture Framework (TOGAF) is the most used framework for enterprise architecture as of 2020 [2] that provides an approach for designing, planning, implementing, and governing an enterprise information technology architecture. [3]

  9. NFL Analyst Unveils Controversial Tiers List Rankings - AOL

    www.aol.com/nfl-analyst-unveils-controversial...

    The post NFL Analyst Unveils Controversial Tiers List Rankings appeared first on The Spun. With plenty of offseason transactions to dissect, everyone is quickly shifting into Power Rankings mode.

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