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The operating system provides an interface between an application program and the computer hardware, so that an application program can interact with the hardware only by obeying rules and procedures programmed into the operating system. The operating system is also a set of services which simplify development and execution of application programs.
Operating system Mandatory access control Software executable space protection Operating system-level virtualization Virtualisation Userspace protection Others Linux: SELinux, AppArmor [Note 1] Exec Shield, [Note 1] PaX [Note 1] Chroot, namespace and cgroups, [Note 2] Linux-VServer, [Note 1] OpenVZ [Note 1] KVM: IPFilter, Iptables: grsecurity ...
JNode (Java New Operating System Design Effort), written 99% in Java (native compiled), provides own JVM and JIT compiler. Based on GNU Classpath. [36] [37] JX Java operating system that focuses on a flexible and robust operating system architecture developed as an open source system by the University of Erlangen. KERNAL (default OS on ...
OpenBSD is a security-focused, free software, Unix-like operating system based on the Berkeley Software Distribution (BSD). Theo de Raadt created OpenBSD in 1995 by forking NetBSD 1.0. [ 4 ] The OpenBSD project emphasizes portability , standardization , correctness , proactive security , and integrated cryptography .
Download as PDF; Printable version; ... Pages in category "x86-64 operating systems" ... This list may not reflect recent changes. A. A2 (operating system)
However, if it reads "32-bit operating system, x86-based processor," the computer does not support the 64-bit version of Windows. If the device can't run the 64-bit version, consider purchasing a ...
Host Operating System License ee9 V1.9e December 15, 2011: English Electric KDF9: Cross-platform/POSIX API: binary for OS X on PowerPC: GPL3: ee9 V2.0r October 29, 2015: English Electric KDF9: Cross-platform/POSIX API: binaries for 32-bit Intel Linux, Raspberry Pi, OS X Lion, and OS X Yosemite: GPL3: ee9 V3.1a July 18, 2018: English Electric KDF9
This category contains operating systems that are described as "free software" or "open-source software". There are multiple licenses possible for both types; licenses that specify what can and cannot be done with the software.