Search results
Results from the Health.Zone Content Network
Mandatory access control. In computer security, mandatory access control (MAC) refers to a type of access control by which a secured environment (e.g., an operating system or a database) constrains the ability of a subject or initiator to access or modify on an object or target. [1] In the case of operating systems, the subject is a process or ...
The bitmap output from Quartz 2D, OpenGL, Core Image, QuickTime, or other process is written to a specific memory location, or backing store.The Compositor then reads the data from the backing stores and assembles each into one image for the display, writing that image to the frame buffer memory of the graphics card.
Historically, the classic Mac OS used a form of memory management that has fallen out of favor in modern systems. Criticism of this approach was one of the key areas addressed by the change to Mac OS X. The original problem for the engineers of the Macintosh was how to make optimum use of the 128 KB of RAM with which the machine was equipped ...
macOS. macOS High Sierra (version 10.13) is the fourteenth major release of macOS, Apple Inc. 's desktop operating system for Macintosh computers. macOS High Sierra was announced at the WWDC 2017 on June 5, 2017 [4] and was released on September 25, 2017. The name "High Sierra" refers to the High Sierra region in California.
t. e. Windows Server 2008 R2, codenamed "Windows Server 7", is the ninth version of the Windows Server operating system produced by Microsoft and released as part of the Windows NT family of operating systems. It was released to manufacturing on July 22, 2009, [10] and became generally available on October 22, 2009, the same respective release ...
Windows Server 2016 is the twelfth release of the Windows Server operating system developed by Microsoft as part of the Windows NT family of operating systems. It was developed alongside Windows 10 and is the successor to the Windows 8.1 -based Windows Server 2012 R2.
High Bandwidth Memory (HBM) is a computer memory interface for 3D-stacked synchronous dynamic random-access memory (SDRAM) initially from Samsung, AMD and SK Hynix.It is used in conjunction with high-performance graphics accelerators, network devices, high-performance datacenter AI ASICs, as on-package cache in CPUs [1] and on-package RAM in upcoming CPUs, and FPGAs and in some supercomputers ...
The Windows software occupied a large amount of memory, and users regularly experienced system slowdowns and often exceeded memory limits. Windows 3.0 also had relatively high memory requirements by 1990's standards, but with the three memory modes, it was praised for using memory more efficiently, removing the 640–kilobyte limit that had ...