2029387
Beschreibung
Karteikarten von Manuel Eduardo Peña Pernia, aktualisiert more than 1 year ago
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Erstellt von Manuel Eduardo Peña Pernia
vor fast 10 Jahre
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| Frage | Antworten |
| What are the major virtualization patterns? What are the differences among them? | 1. Hosted Virtualization: The virtualization management software functions as a common application running on the underlying OS (Windows or Linux). 2. Bare-metal virtualization: Hypervisor is a VM monitor application that runs directly on physical hardware. 3. OS-level virtualization: The host OS allocates hardware resources among virtual servers and separates virtual servers from each other. 4. Hybrid virtualization |
| What are the types of computing virtualization? What are the technical preinciples? | 1. CPU Virtualization: Multiple VMs share the same CPU. Sensitive instructions in VMs are intercepted, simulated, and executed. 2. Memory virtualization: Multiple VMs share the same physical memory and they need to be isolated from each other. 3. I/O devices virtualization: Multiple VMs share the same physical device, such as a disk or network adapter. Those I/O devices are multiplexed using time-division technology. |
| What are the types of storage virtualization? | 1. "Raw device + Logical volume" 2. Storage device virtualization 3. "Host storage virtualization + File system" |
| What are the ways for implementing network virtualization? | 1.vSwitch 2.eSwitch 3. Physical Switch (802.1QBG) |
| Bare-metal virtualization delivers a high performance and supports multiple OSs. It is a major virtualization trend. (true or false) | T |
| What are the ways for implementing network virtualization? a) eSwitch b) vSwitch c) Physical switch d) Network router | a,b,c |
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