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CPU虚拟化-(2)基于操作系统辅助的CPU虚拟化技术 基于操作系统辅助的CPU虚拟化,不需要在程序运行过程中陷入VMM进行相关的处理和操作,它直接对 进行修改,将其与特权指令执行相关的操作调用以Hypercall(超级调用)的形式改写。Hypercall类似于系统调用,但它不是针对操作系统进行操作的,而是 ,并在管理下执行特权指令。
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【多选题】The original commercial version of Ethernet supported 10 Mbps bandwidth; the version introduced in the early 1990s supports 100 Mbps; and in 1998, Gigabit Ethernet was introduced. All versions use the...
A.
Ethernet works at the Data Link and Physical layers of the OSI model, and upgrades to newer, faster versions of Ethernet can be made by changing only the components that work at these layers.
B.
Ethernet spans several layers and requires a new protocol stack to upgrade to new versions.
C.
Changes in technology at one layer of the OSI model don’t usually affect the operation of other layers.
D.
Ethernet isn’t considered a scalable technology.
【多选题】某企业对其生产用设备向某保险公司投保,后因人为原因,该设备价值受到较大的损失,该企业即向保险公司索赔,由于双方对保险合同条款的理解有分歧,遂引发诉讼。则拥有管辖权的有( )。
A.
被告住所地人民法院
B.
原告住所地人民法院
C.
投保设备购买地人民法院
D.
该设备所在地人民法院
【多选题】Before installing a new, upgraded version of the IOS, what should be checked on the router, and which command should be used to gather this information? （）
A.
the amount of available ROM
B.
the amount of available flash and RAM memory
C.
the version of the bootstrap software present on the router
D.
show version
E.
show processes
F.
show running-config
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