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  2. SIM card - Wikipedia

    en.wikipedia.org/wiki/SIM_card

    A typical SIM card (mini-SIM with micro-SIM cutout) T-Mobile nano-SIM card with NFC capabilities in the SIM tray of an iPhone 6s cell phone A SIM (Subscriber Identity Module) card is an integrated circuit (IC) intended to securely store an international mobile subscriber identity (IMSI) number and its related key, which are used to identify and authenticate subscribers on mobile telephone ...

  3. VLAN - Wikipedia

    en.wikipedia.org/wiki/VLAN

    VLAN Trunking Protocol (VTP) is a Cisco proprietary protocol that propagates the definition of VLANs on the whole local area network. VTP is available on most of the Cisco Catalyst Family products. The comparable IEEE standard in use by other manufacturers is GARP VLAN Registration Protocol (GVRP) or the more recent Multiple VLAN Registration ...

  4. Radio-frequency identification - Wikipedia

    en.wikipedia.org/wiki/Radio-frequency_identification

    Tags may either be read-only, having a factory-assigned serial number that is used as a key into a database, or may be read/write, where object-specific data can be written into the tag by the system user. Field programmable tags may be write-once, read-multiple; "blank" tags may be written with an electronic product code by the user. [20]

  5. Pinterest - Wikipedia

    en.wikipedia.org/wiki/Pinterest

    Pinterest consists mainly of "pins" and "boards", where a pin is an image that has been linked from a website or uploaded. Pins saved from one user's board can be saved to someone else's board, a process known as "repinning". [48] Boards are collections of pins dedicated to a theme.

  6. Sustainable development - Wikipedia

    en.wikipedia.org/wiki/Sustainable_development

    The vagueness of the Brundtland definition of sustainable development has been criticized as follows: [9]: 17 The definition has "opened up the possibility of downplaying sustainability. Hence, governments spread the message that we can have it all at the same time, i.e. economic growth, prospering societies and a healthy environment.

  7. User interface - Wikipedia

    en.wikipedia.org/wiki/User_interface

    Composite user interfaces (CUIs) are UIs that interact with two or more senses. The most common CUI is a graphical user interface (GUI), which is composed of a tactile UI and a visual UI capable of displaying graphics. When sound is added to a GUI, it becomes a multimedia user interface (MUI).

  8. Authentication - Wikipedia

    en.wikipedia.org/wiki/Authentication

    ATM user authenticating himself. Authentication (from Greek: αὐθεντικός authentikos, "real, genuine", from αὐθέντης authentes, "author") is the act of proving an assertion, such as the identity of a computer system user.

  9. Personal data - Wikipedia

    en.wikipedia.org/wiki/Personal_data

    Personal data, also known as personal information or personally identifiable information (PII), [1] [2] [3] is any information related to an identifiable person.. The abbreviation PII is widely used in the United States, but the phrase it abbreviates has four common variants based on personal or personally, and identifiable or identifying.