最新的LPIC Level3認證 304-200考試題庫

問題1

Which of the following commands can be used to safely test and preview Pacemaker configuration changes? (Choose TWO correct answers.)

A. crm_simulate

B. crm_shadow

C. crm_test

D. crm_lab

E. crm_dryrun

正確答案: A,B

問題2

Which of the following circumstances prevent the usage of container based virtualization? (Choose TWO correct answers.)

A. Remote access via SSH is required to all containers.

B. More than one container requires access to block devices available in the host system.

C. Each container needs to have its own user accounts and user groups.

D. Different operating systems are to be used within containers on the same virtualization host.

E. Administrators of containers must be able to install customized Linux kernels.

正確答案: D,E

問題3

Which of the following technologies are parts of the Red Hat Enterprise Linux High Availability Add-On? (Choose THREE correct answers.)

A. DRBD

B. OCFS2

C. LVS

D. cLVM

E. Pacemaker

正確答案: C,D,E

問題4

When using HAProxy to load balance requests over a set of web servers, what directive is needed in the HAProxy configuration in order to be able to log, on the backend web servers, the IP address of the client making a request?

A. option exposeclient

B. option reverseproxy

C. option forwardfor

D. option clientlog

正確答案: C

問題5

What action does the virsh restore command perform?

A. It restores a virtual machine from a state file.

B. It reverts a virtual machine, including its storage devices, to a previously saved state.

C. It restores a virtual machine that was stopped by a kernel panic.

D. It wakes up a virtual machine that was hibernated by the operating system running inside the virtual machine.

正確答案: A

問題6

Which of the following statements is true regarding VirtualBox?

A. VirtualBox contains a hypervisor that runs independently from any other operating system on a bare metal host.

B. VirtualBox provides special device drivers for several operating systems to enhance the virtual machine's performance.

C. VirtualBox can only be run from a graphical desktop environment and not from the text console.

D. VirtualBox is part of the vanilla Linux kernel and does not require any additional software installation on recent Linux distributions.

E. VirtualBox uses container-based virtualization and can only run virtual machines using the operating system of the host system.

正確答案: B

問題7

What does IaaS stand for?

A. Intelligence as a Service

B. Instances as a Service

C. Infrastructure as a Service

D. Information as a Service

E. Integration as a Service

正確答案: C

問題8

Which daemon applies the configuration and commands of libvirt to the virtualization components of the host system?

A. libvirtd

B. libvirt-worker

C. vmd

D. libvirtmgr

E. virtuald

正確答案: A

問題9

Which of the following types of guest systems does Xen support? (Choose TWO correct answers.)

A. Paravirtualized guests (PV)

B. Container virtualized guests (CVM)

C. Emulated guests (EMU)

D. Foreign architecture guests (FA)

E. Fully virtualized guests (HVM)

正確答案: A,E

問題10

Which options to the xl command will deactivate a running Xen virtual machine? (Choose TWO correct answers.)

A. shutdown

B. halt

C. stop

D. remove

E. destroy

正確答案: A,E

最新的Lpi LPIC-3 Exam 304: Virtualization & High Availability, version 2.0 - 304-200免費考試真題

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