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  2. Product key - Wikipedia

    en.wikipedia.org/wiki/Product_key

    Product key on a Proof of License Certificate of Authenticity for Windows Vista Home Premium. A product key, also known as a software key, serial key or activation key, is a specific software-based key for a computer program.

  3. Printer tracking dots - Wikipedia

    en.wikipedia.org/wiki/Printer_tracking_dots

    Yellow dots on white paper, produced by color laser printer (enlarged, dot diameter about 0.1 mm) Printer tracking dots, also known as printer steganography, DocuColor tracking dots, yellow dots, secret dots, or a machine identification code (MIC), is a digital watermark which many color laser printers and photocopiers produce on every printed page that identifies the specific device that was ...

  4. Serial port - Wikipedia

    en.wikipedia.org/wiki/Serial_port

    A male D-subminiature connector used for an RS-232 serial port on an IBM PC compatible computer along with the serial port symbol. A serial port is a serial communication interface through which information transfers in or out sequentially one bit at a time. [1]

  5. Electronic serial number - Wikipedia

    en.wikipedia.org/wiki/Electronic_serial_number

    As ESNs have essentially run out, a new serial number format, MEID, was created by 3GPP2 and was first implemented by Verizon in 2006. MEIDs are 56 bits long, the same length as the IMEI and, in fact, MEID was created to be a superset of IMEI.

  6. Data recovery - Wikipedia

    en.wikipedia.org/wiki/Data_recovery

    BartPE: a lightweight variant of Microsoft Windows XP or Windows Server 2003 32-bit operating systems, similar to a Windows Preinstallation Environment, which can be run from a live CD or live USB drive. Discontinued. Finnix: a Debian-based Live CD with a focus on being small and fast, useful for computer and data rescue

  7. Sequence number - Wikipedia

    en.wikipedia.org/wiki/Sequence_number

    A sequence number is a consecutive number in a sequence of numbers, usually of real integers (natural numbers).Sequence numbers have many practical applications. They can be used, among other things, as part of serial numbers on manufactured parts, in case management, [1] or in databases as a surrogate key for registering and identifying unique entries in a table [2] [3] (in which case it is ...

  8. List of laptop brands and manufacturers - Wikipedia

    en.wikipedia.org/wiki/List_of_laptop_brands_and...

    Texas Instruments sold its laptop business to Acer in 1997. Toshiba: Japan Dynabook, Libretto, Portégé, Satellite, Satellite Pro, Qosmio, T series, Tecra: Toshiba fully exited the personal computer and laptop business in June 2020, transferring the remaining 19.9 percent shares to Sharp Corporation, which now runs the business as Dynabook Inc ...

  9. Windows Registry - Wikipedia

    en.wikipedia.org/wiki/Windows_Registry

    The Windows Registry is a hierarchical database that stores low-level settings for the Microsoft Windows operating system and for applications that opt to use the registry. . The kernel, device drivers, services, Security Accounts Manager, and user interfaces can all use the regis