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  2. Java virtual machine - Wikipedia

    en.wikipedia.org/wiki/Java_virtual_machine

    The Java virtual machine is an abstract (virtual) computer defined by a specification. It is a part of the Java runtime environment. The garbage collection algorithm used and any internal optimization of the Java virtual machine instructions (their translation into machine code) are not specified. The main reason for this omission is to not ...

  3. Virtual machine - Wikipedia

    en.wikipedia.org/wiki/Virtual_machine

    e. In computing, a virtual machine (VM) is the virtualization or emulation of a computer system. Virtual machines are based on computer architectures and provide the functionality of a physical computer. Their implementations may involve specialized hardware, software, or a combination of the two. Virtual machines differ and are organized by ...

  4. Virtualization - Wikipedia

    en.wikipedia.org/wiki/Virtualization

    Virtualization. In computing, virtualization (v12n) is a series of technologies that allows dividing of physical computing resources into a series of virtual machines, operating systems, processes or containers. [1] Virtualization began in the 1960s with IBM CP/CMS. [1] The control program CP provided each user with a simulated stand-alone ...

  5. System virtual machine - Wikipedia

    en.wikipedia.org/wiki/System_virtual_machine

    A system virtual machine (also called SYS-VM [citation needed]) is a virtual machine (VM) that provides a complete system platform and supports the execution of a complete operating system (OS). [1] These usually emulate an existing architecture, and are built with the purpose of either providing a platform to run programs where the real ...

  6. Kernel-based Virtual Machine - Wikipedia

    en.wikipedia.org/wiki/Kernel-based_Virtual_Machine

    Kernel-based Virtual Machine (KVM) is a free and open-source virtualization module in the Linux kernel that allows the kernel to function as a hypervisor. It was merged into the mainline Linux kernel in version 2.6.20, which was released on February 5, 2007. [1] KVM requires a processor with hardware virtualization extensions, such as Intel VT ...

  7. Hyper-V - Wikipedia

    en.wikipedia.org/wiki/Hyper-V

    Part of Windows: Hyper-V is an optional component of Windows Server 2008 and later. It is also available in x64 SKUs of Pro and Enterprise editions of Windows 8, Windows 8.1, Windows 10 and Windows 11. Hyper-V Server: It is a freeware edition of Windows Server with limited functionality and Hyper-V component.

  8. VirtualBox - Wikipedia

    en.wikipedia.org/wiki/VirtualBox

    Website. www.virtualbox.org. VirtualBox logo from 2010-2024. Oracle VirtualBox (formerly Sun VirtualBox, Sun xVM VirtualBox and InnoTek VirtualBox) is a hosted hypervisor for x86 virtualization developed by Oracle Corporation. VirtualBox was originally created by InnoTek Systemberatung GmbH, which was acquired by Sun Microsystems in 2008, which ...

  9. Operating system - Wikipedia

    en.wikipedia.org/wiki/Operating_system

    A hypervisor is an operating system that runs a virtual machine. The virtual machine is unaware that it is an application and operates as if it had its own hardware. [15] [30] Virtual machines can be paused, saved, and resumed, making them useful for operating systems research, development, [31] and debugging. [32]