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  2. Barcode - Wikipedia

    en.wikipedia.org/wiki/Barcode

    Williams also developed Code 128, and the structure of 16K is based on Code 128. Not coincidentally, 128 squared happened to equal 16,384 or 16K for short. Code 16K resolved an inherent problem with Code 49. Code 49's structure requires a large amount of memory for encoding and decoding tables and algorithms. 16K is a stacked symbology. [42] [43]

  3. Smart grid - Wikipedia

    en.wikipedia.org/wiki/Smart_grid

    Smart power generation using advanced components: smart power generation is a concept of matching electricity generation with demand using multiple identical generators which can start, stop and operate efficiently at chosen load, independently of the others, making them suitable for baseload and peaking power generation. [41]

  4. OBD-II PIDs - Wikipedia

    en.wikipedia.org/wiki/OBD-II_PIDs

    OBD-II PIDs (On-board diagnostics Parameter IDs) are codes used to request data from a vehicle, used as a diagnostic tool.. SAE standard J1979 defines many OBD-II PIDs. All on-road vehicles and trucks sold in North America are required to support a subset of these codes, primarily for state mandated emissions inspections.

  5. Unified Payments Interface - Wikipedia

    en.wikipedia.org/wiki/Unified_Payments_Interface

    Additionally, there is partial delegation, in which the primary user must authenticate and complete the payment using their UPI PIN before the secondary user may start a transaction. With UPI Circle, one can use platforms for collaboration or gig economies to create micro-communities where people can pool resources or settle payments in real ...

  6. List of countries by tax rates - Wikipedia

    en.wikipedia.org/wiki/List_of_countries_by_tax_rates

    The list focuses on the main types of taxes: corporate tax, individual income tax, and sales tax, including VAT and GST and capital gains tax, but does not list wealth tax or inheritance tax. Personal income tax includes all applicable taxes, including all unvested social security contributions.

  7. ISO 8583 - Wikipedia

    en.wikipedia.org/wiki/ISO_8583

    ISO 8583 is an international standard for financial transaction card originated interchange messaging. It is the International Organization for Standardization standard for systems that exchange electronic transactions initiated by cardholders using payment cards . ISO 8583 defines a message format and a communication flow so that different ...

  8. Personal identification number - Wikipedia

    en.wikipedia.org/wiki/Personal_identification_number

    For PIN code in Indian addresses, see Postal Index Number. A personal identification number ( PIN ), PIN code, or sometimes redundantly a PIN number, is a numeric (sometimes alpha-numeric) passcode used in the process of authenticating a user accessing a system. The PIN has been the key to facilitating the private data exchange between ...

  9. Electronic reloading - Wikipedia

    en.wikipedia.org/wiki/Electronic_reloading

    Electronic reloading. With prepaid mobile phone service, topping-up or reloading is needed to continue using the services of the operator. There are several ways to reload a prepaid mobile phone. The most common approach involves purchasing a prepaid card. However, due to security concerns and for added convenience, electronic reloading has ...