Questão de Sistemas Operacionais — Virtualização — COPS-UEL 2012
Sistemas OperacionaisVirtualização
- Código
- qg865009
- Banca
- COPS-UEL
- Órgão
- SEAP-PR
- Ano
- 2012
- Nível
- Superior
- Cargo
- SEFAZ-PR - Auditor Fiscal - Manhã
Some Intel processors provide hardware-assisted virtualization to improve the fundamental flexibility and robustness of traditional software-based virtualization solutions by accelerating key functions of the virtualized platform.About hardware-assisted virtualization, consider the following statements.I. It enables the VMM to share I/O devices with several guest OSs at the same time.II. It speeds up the transfer of platform control between the guest operating systems (OSs) and the virtual machine manager (VMM)/hypervisor.III. It optimizes the network for virtualization with adapter-based acceleration.IV. It is used in data centers for disaster recovery, high availability and business continuity, and in desktops to increase flexibility, improve security, and reduce costs.Choose the correct alternative.
- AOnly statements I and II are correct.
- BOnly statements I and IV are correct.
- COnly statements III and IV are correct.
- DOnly statements I, II and III are correct.
- EOnly statements II, III and IV are correct.