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RT-11 5.7 (Last stable release, October 1998) Solaris 7 (first 64-bit Solaris release – names from this point drop "2.", otherwise would've been Solaris 2.7) Windows 98; 1999 AROS (Boot for the first time in Stand Alone version) Inferno Second Edition (Last distribution (Release 2.3, c. July 1999) from Lucent's Inferno Business Unit) [47] Mac ...
Name License Source model Target uses Status Platforms Apache Mynewt: Apache 2.0: open source: embedded: active: ARM Cortex-M, MIPS32, Microchip PIC32, RISC-V: BeRTOS: Modified GNU GPL: open source
Modular operating systems such as OS-9 and most modern monolithic-kernel operating systems such as OpenVMS, Linux, FreeBSD, NetBSD, DragonFly BSD, Solaris, and AIX can dynamically load (and unload) executable kernel modules at runtime. This modularity of the operating system is at the binary (image) level and not at the architecture level.
Microsoft says they will no longer call a new operating system they are working on OS/2 3.0—the new operating system will be named Windows NT (New Technology), which will not be able to run programs written for OS/2. Windows NT will be geared for more powerful computers and workstations, while a low-end version of Windows will run on top of ...
RISC OS 4 RISCOS Ltd, Pace plc: 1999 RISC OS 4.39 2004: Bundled with hardware, then sold separately at £70 (US$127) Proprietary: Education, personal computer: RISC OS 5 Castle Technology, RISC OS Open: 2002 RISC OS 4 5.28 [6] 2020: No cost: Apache-2.0: Education, personal computer: RISC OS 6 RISCOS Ltd 2006 RISC OS 4 6.20 2009
webOS version Release date Notes 1.0.1 RTM [2]: The 1.0.2 OTA update was already available on the first day of sale. Some Pre devices required this OTA update from 1.0.1 to 1.0.2 while others already had 1.0.2 pre-loaded.
MIT developed two exokernel-based operating systems, using two kernels: Aegis, a proof of concept with limited support for storage, and XOK, which applied the exokernel concept more thoroughly.
Copy-on-write (COW), also called implicit sharing [1] or shadowing, [2] is a resource-management technique [3] used in programming to manage shared data efficiently. Instead of copying data right away when multiple programs use it, the same data is shared between programs until one tries to modify it.