304-200 시험 - LPI실제시험문제와 답 - 129문항

Question No : 1

Which of the following statements is true regarding networking with libvirt?

A.Libvirt's network functionality is limited to connecting virtual machines to a physical network interface of the host system.
B.Libvirt networks appear, by default, as standard Linux bridges in the host system.
C.Libvirt assigns the same MAC address to all virtual machines and isolates their network interfaces at the link layer.
D.Libvirt requires a dedicated network interface that may not be used by the host system.
E.Libvirt supports exactly one virtual network and connects all virtual machines to it.

정답:

Question No : 2

Which of the following statements are true regarding VirtualBox?

A.It supports only Linux as a guest operating system.
B.It is available for Linux only.
C.It provides both a graphical user interface and command line tools to administer virtual machines.
D.It requires dedicated shared storage as it cannot store virtual machine disk images locally on block devices of the virtualization host.
E.It is a special kernel booted before the first regular operating system.

정답:

Question No : 3

Fill in the blank. In the command
vzctl 105 /usr/bin/apt-get install wget
which subcommand of vzctl is missing in order to install wget in the OpenVZ container 105?

정답: exec -or- exec2

Question No : 4

Fill in the blank.
Which command in the KVM monitor restores a snapshot? (Specify ONLY the command without any path or parameters.)

정답: loadvm

Question No : 5

Which of the following commands lists the snapshots existing in the disk image vm1.img?

A.qemu-info snapshots vm1.img
B.qemu-img snapshot -l vm1.img
C.qemu -hda snapshot -l vm1.img -noboot -list snapshots
D.qemu-snapshots -l vm1.img
E.qemu-monitor -snapshots -hda vm1.img

정답:

Question No : 6

Fill in the blank.
When using direct Linux booting to start Linux within a KVM virtual machine, which KVM parameter is used to specify parameters for the Linux Kernel? (Specify ONLY the option name without any values or parameters.)

정답: append -or- -append

Question No : 7

Which of the following are valid KVM parameters? (Choose THREE correct answers.)

A.-drive file=iscsi://user%password@fileserver/iqn.2001-04.com.example/1
B.-drive file=rsync://user%password@fileserver:/tmp/file.iso,media=cdrom,readonly
C.-drive file=ssh://user@host/tmp/file.img
D.-drive file=imap://user:password@mailserver:/INBOX/Wufnc6MjYp@mailgate
E.-drive file=http://user:password@fileserver/pub/linux.iso,media=cdrom,readonly

정답:

Question No : 8

Which of the following KVM monitor commands changes the image file in the first IDE CDROM drive of a virtual machine?

A.change ide1-cd0 /tmp/linux.iso
B.update ide1-cd0 /tmp/linux.iso
C.set ide1-cd0=/tmp/linux.iso
D.eject --reconnect ide1-cd0 /tmp/linux.iso
E.disc file=/tmp/linux.iso,device=/dev/sr0

정답:

Question No : 9

Fill in the blank.
Which command was used in Xen 3.x as a predecessor of the xl command? (Specify ONLY the command without any path or parameters.)

정답: xm

Question No : 10

In order to use the option dom0_mem to limit the amount of memory assigned to the Xen Domain-0, where must this option be specified?

A.In its Makefile, when Xen is built.
B.In the configuration file /etc/xen/Domain-0.cfg, when Xen starts.
C.In the bootloader configuration, when Xen is booted.
D.In its .config file, when the Domain-0 kernel is built.
E.In any of Xen's global configuration files.

정답:

Question No : 11

What is XAPI?

A.An extension of libvirt which adds live migration of virtual servers between arbitrary hypervisors.
B.A ReSTful API which is used by xl to communicate with the Xen hypervisor.
C.The communication interface between a paravirtualized Linux Kernel and the Xen hypervisor.
D.A high level tool chain which provides advanced management tools and interfaces for Xen.
E.The internal messaging system within the Xen hypervisor.

정답:

Question No : 12

Fill in the blank.
Which sub-command of xl lists the block devices that are currently attached to a Xen guest domain? (Specify ONLY the sub-command without any path or parameters.)

정답: block-list -or- xl block-list

Question No : 13

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

A.Paravirtualized guests (PV)
B.Foreign architecture guests (FA)
C.Fully virtualized guests (HVM)
D.Container virtualized guests (CVM)
E.Emulated guests (EMU)

정답:

Question No : 14

What does IaaS stand for?

A.Integration as a Service
B.Intelligence as a Service
C.Instances as a Service
D.Infrastructure as a Service
E.Information as a Service

정답:

Question No : 15

Which of the following data should be copied to the virtual machine when migrating a physical machine to a virtual machine?

A.The block device buffers
B.The CPU flags
C.The file systems or their content
D.The CPU register's content
E.The memory

정답:

LPI 304-200 시험