305-300無料問題集「Lpi LPIC-3 Exam 305: Virtualization and Containerization」

質問 1

In order to use the optiondom0_memto limit the amount of memory assigned to the Xen Domain-0, where must this option be specified?

（A）In the bootloader configuration, when Xen is booted.

（B）In any of Xen's global configuration files.

（C）In the configuration file /etc/xen/Domain-0.cfg, when Xen starts.

（D）In its .config file, when the Domain-0 kernel is built.

（E）In its Makefile, when Xen is built.

正解：A 解答を投票する

質問 2

FILL BLANK
What command is used to run a process in a new Linux namespace? (Specify ONLY the command without any path or parameters.)

正解：

unshare
Explanation
The unshare command is used to run a process in a new Linux namespace12. It takes one or more flags to specify which namespaces to create or unshare from the parent process1. For example, to run a shell in a new mount, network, and PID namespace, one can use:
unshare -mnp /bin/bash
References:
* 1: unshare(1) - Linux manual page - man7.org
* 2: A gentle introduction to namespaces in Linux - Packagecloud

質問 3

Which directory is used bycloud-initto store status information and configuration information retrieved from external sources?

（A）/opt/cloud/var/

（B）/tmp/.cloud/

（C）/proc/sys/cloud/

（D）/etc/cloud-init/cache/

（E）/var/lib/cloud/

正解：E 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 4

Virtualization of which hardware component is facilitated by CPUs supporting nested page table extensions, such as Intel Extended Page Table (EPT) or AMD Rapid Virtualization Indexing (RVI)?

（A）Network Interfaces

（B）Host Bus Adapters

（C）Memory

（D）Hard Disks

（E）IO Cache

正解：C 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 5

Which of the following types of guest systems does Xen support? (Choose two.)

（A）Paravirtualized quests (PVI

（B）Emulated guests

（C）Foreign architecture guests (FA)

（D）Fully virtualized guests

（E）Container virtualized guests

正解：A、D 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 6

In order to use the optiondom0_memto limit the amount of memory assigned to the Xen Domain-0, where must this option be specified?

（A）In the bootloader configuration, when Xen is booted.

（B）In any of Xen's global configuration files.

（C）In the configuration file /etc/xen/Domain-0.cfg, when Xen starts.

（D）In its .config file, when the Domain-0 kernel is built.

（E）In its Makefile, when Xen is built.

正解：A 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

305-300 無料問題集「Lpi LPIC-3 Exam 305: Virtualization and Containerization」

弊社を連絡する

関連リンク

トップ試験