| 词汇 | virtual-memory |
| 释义 | virtual memory noun[ U ] uk /ˌvɜː.tju.əl ˈmem.ər.i/ us /ˌvɝː.tʃu.əl ˈmem.ɚ.i/ space that can be used on the hard drive of a computer to store information temporarily so that there is more memory available when it is needed by software such as a computer game（电脑的）虚拟存储器，虚拟内存 Compare RAM ROM Computer hardware 3-D printer active matrix alt- associative memory backlight Bluetooth chip console flat screen joypad microcomputer multi-client multitasker netbook non-mobile number pad plug and play trackball underscore VDT You can also find related words, phrases, and synonyms in the topics: Computer programming & software Computer concepts virtual memory | Business Englishvirtual memory noun[ U ] ITukus(alsovirtual storage) the ability of a computer to use space on its hard drive as if it were part of its RAM (= the memory used to run programs): You can speed up your shutdowns by verifying that you're not clearing your virtual memory whenever you exit out of the system. Examples of virtual memoryvirtual memory The current context is the physical/real memory, the other contexts are the virtualmemory. This is a virtualmemory space spread across a worldwide network of computers, which allow their spare capacity to be used at idle times. It must also have been an immense source of frustration to have a virtualmemory system based on fairly unreliable floppy disks. It is also necessary to check for stack overflow; but since overflow is so rare, this can usually be done at no cost using an inaccessible virtualmemory page. Two-space garbage collection works well until the residency of the program approaches half the real memory available, at which point the virtualmemory system begins to thrash. The system level architecture was shared virtualmemory, which was physically distributed in the machine. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Mass storage is treated as a large space pool similar to the way virtualmemory is managed. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The 80386 added a 32-bit architecture and a paging translation unit, which made it much easier to implement operating systems that used virtualmemory. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Nowadays the use of virtualmemory appears to provide lots of memory, but at the cost of performance. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. From the software perspective, 64-bit computing means the use of code with 64-bit virtualmemory addresses. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Attackers requiring a function in a certain library must guess where that library is loaded in virtualmemory space to call it. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Most computer operating systems use the concept of virtualmemory, allowing utilization of more primary storage capacity than is physically available in the system. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. This is mitigated to some degree by perfecting the virtualmemory system, but not all computer architectures have virtualmemory support. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. There may be multiple page sizes supported; see virtualmemory for elaboration. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. This configuration was distinctly suboptimal for any productive use on anything but single tasking dedicated workstations due to the heavy reliance on virtualmemory. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. See all examples of virtual memory These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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