E - Definitions

  • E

    e-cycling

    E-cycling is the practice of reusing, or distributing for reuse, electronic equipment and components rather than discarding them at the end of their life cycle.

  • e-waste

    E-waste is any refuse created by discarded electronic devices and components as well as substances involved in their manufacture or use.

  • economizer

    An economizer is a mechanical device used to reduce energy consumption. Economizers recycle energy produced within a system or leverage environmental temperature differences to achieve efficiency improvements. (Continued...)

  • edge computing

    Edge computing is an IT architecture in which raw data is processed as near to the data source as possible instead of being sent over the Internet to a remote data center for processing.

  • Electric plugs for each country

    Electrical plugs and voltages for different countries around the world.

  • Electronic Data Interchange (EDI)

    Following specific standards, EDI is a way for businesses to securely transfer important data, such as invoices and purchase orders, via the Internet.

  • Emergency Power Off (EPO) button

    The Emergency Power Off (EPO) button -- sometimes called an EPO switch -- is a large red device in data centers that kills power to a particular piece of equipment, or to an entire facility, in the event of an emergency.

  • enclave

    In IBM's OS/390 operating system, an enclave is a representation of a business transaction or unit of work.

  • Energy Star

    Energy Star is a government-backed labeling program that helps people and organizations save money and reduce greenhouse gas emissions by identifying factories, office equipment, home appliances and electronics that have superior energy efficiency. (Continued...)

  • Enterprise Identity Mapping (EIM)

    Enterprise Identity Mapping (EIM) is an open architecture from IBM for helping an enterprise manage the multiple user registries and identities that enable a computer user to access multiple applications with a single sign-on.

  • epoch

    In a computing context, an epoch is the date and time relative to which a computer's clock and timestamp values are determined.

  • ESCON (Enterprise Systems Connection)

    ESCON (Enterprise Systems Connection) is a marketing name for a set of IBM and vendor products that interconnect S/390 computers with each other and with attached storage, locally attached workstations, and other devices using optical fiber technology and dynamically modifiable switches called ESCON Directors.

  • Evaluation Assurance Level (EAL)

    The Evaluation Assurance Level (EAL) is a grade assigned to an IT product or system after completing a Common Criteria security evaluation.

  • event forwarding

    Event forwarding is the transmission of information to a centralized computer concerning events that take place on remote computers or servers... (Continued)

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