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  2. AutoCAD version history - Wikipedia

    en.wikipedia.org/wiki/AutoCAD_version_history

    The first release of the software started with version 1.0 in December 1982. [1] The software has been continuously updated since its initial release. AutoCAD opens documents with DWG compatibility as a "DWG file format version code" where the specific version code can be found by opening the .dwg file in Windows Notepad or any text editor program.

  3. 64-bit computing - Wikipedia

    en.wikipedia.org/wiki/64-bit_computing

    DEC releases OpenVMS 7.0, the first full 64-bit version of OpenVMS for Alpha. First 64-bit Linux distribution for the Alpha architecture is released. [22] 1996 Support for the R4x00 processors in 64-bit mode is added by Silicon Graphics to the IRIX operating system in release 6.2. 1998 Sun releases Solaris 7, with full 64-bit UltraSPARC support ...

  4. Virtual PC - Wikipedia

    en.wikipedia.org/wiki/Virtual_PC

    Connectix Virtual PC version 3 in Mac OS 9, running a Brazilian Portuguese edition of Windows 95. Virtual PC was originally developed as a Macintosh application for System 7.5 and released by Connectix in June 1997. [5] The first version of Virtual PC designed for Windows-based systems, version 4.0, was released in June 2001.

  5. Windows 1.0 - Wikipedia

    en.wikipedia.org/wiki/Windows_1.0

    A Microsoft Windows 1.0 brochure published in January 1986. Microsoft showed its desire to develop a graphical user interface (GUI) as early as 1981. [1] The development of Windows began after Bill Gates, co-founder of Microsoft and the lead developer of Windows, saw a demonstration at COMDEX 1982 of VisiCorp's Visi On, a GUI software suite for IBM PC compatible computers. [2]

  6. x86-64 - Wikipedia

    en.wikipedia.org/wiki/X86-64

    AMD64 (also variously referred to by AMD in their literature and documentation as “AMD 64-bit Technology” and “AMD x86-64 Architecture”) was created as an alternative to the radically different IA-64 architecture designed by Intel and Hewlett-Packard, which was backward-incompatible with IA-32, the 32-bit version of the x86 architecture.

  7. Bit - Wikipedia

    en.wikipedia.org/wiki/Bit

    Frequently, half, full, double and quadruple words consist of a number of bytes which is a low power of two. A string of four bits is usually a nibble . In information theory , one bit is the information entropy of a random binary variable that is 0 or 1 with equal probability, [ 3 ] or the information that is gained when the value of such a ...

  8. QEMU - Wikipedia

    en.wikipedia.org/wiki/QEMU

    System calls are thunked for endianness and for 32/64-bit mismatches. Fast cross-compilation and cross-debugging are the main targets for user-mode emulation. System emulation. In the system emulation mode, QEMU emulates a full computer system, including peripherals. It can be used to provide virtual hosting of several virtual computers on a ...

  9. Alder Lake - Wikipedia

    en.wikipedia.org/wiki/Alder_Lake

    [5] [6] [7] The 10ESF has a 10%-15% boost in performance over the 10SF used in the mobile Tiger Lake processors. Intel officially announced 12th Gen Intel Core CPUs on October 27, 2021, [8] mobile CPUs and non-K series desktop CPUs on January 4, 2022, [9] Alder Lake-P and -U series on February 23, 2022, [10] and Alder Lake-HX series on May 10 ...