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  2. MAC address - Wikipedia

    en.wikipedia.org/wiki/MAC_address

    A MAC address (short for medium access control address) is a unique identifier assigned to a network interface controller (NIC) for use as a network address in communications within a network segment. This use is common in most IEEE 802 networking technologies, including Ethernet, Wi-Fi, and Bluetooth. Within the Open Systems Interconnection (OSI) network model, MAC addresses are used in the ...

  3. Apple Disk Image - Wikipedia

    en.wikipedia.org/wiki/Apple_Disk_Image

    An Apple Disk Image can be structured according to one of several proprietary disk image formats, including the Universal Disk Image Format (UDIF) from Mac OS X and the New Disk Image Format (NDIF) from Mac OS 9. An Apple disk image file's name usually has ".dmg" as its extension. A disk image is a compressed copy of the contents of a disk or folder. Disk images have .dmg at the end of their ...

  4. FreeBSD - Wikipedia

    en.wikipedia.org/wiki/FreeBSD

    FreeBSD is a free and open-source Unix-like operating system descended from the Berkeley Software Distribution (BSD). The first version of FreeBSD was released in 1993 developed from 386BSD [3] and the current version runs on x86, ARM, PowerPC and RISC-V processors. The project is supported and promoted by the FreeBSD Foundation .

  5. macOS - Wikipedia

    en.wikipedia.org/wiki/MacOS

    macOS, originally Mac OS X, previously shortened as OS X, is an operating system developed and marketed by Apple since 2001. It is the primary operating system for Apple's Mac computers. Within the market of desktop and laptop computers, it is the second most widely used desktop OS, after Microsoft Windows and ahead of all Linux distributions, including ChromeOS .

  6. MAC Anesthesia (Monitored Anesthesia Care) - Healthline

    www.healthline.com/health/mac-anesthesia

    MAC anesthesia — also called monitored anesthesia care or MAC — is a type of sedation during which a patient is aware and able to breathe on their own. MAC is typically used for outpatient ...

  7. Learn more about DIMETHYLGLYCINE (DMG) uses, effectiveness, possible side effects, interactions, dosage, user ratings and products that contain DIMETHYLGLYCINE (DMG).

  8. Disk image - Wikipedia

    en.wikipedia.org/wiki/Disk_image

    A disk image is a snapshot of a storage device's structure and data typically stored in one or more computer files on another storage device. [1] [2] Traditionally, disk images were bit-by-bit copies of every sector on a hard disk often created for digital forensic purposes, but it is now common to only copy allocated data to reduce storage space.

  9. Direct memory access - Wikipedia

    en.wikipedia.org/wiki/Direct_memory_access

    Direct memory access ( DMA) is a feature of computer systems that allows certain hardware subsystems to access main system memory independently of the central processing unit (CPU). [1]