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質問 1：
An administrator wants to be able to do a live migration of a Xen virtual machine. Which of the following statements are true? (Select TWO correct answers)
A. Nothing needs to be done, live migration is supported by default.
B. Live migration is only supported in SAN environments.
C. Live migration needs to be enabled in the configuration file of the virtual machine.
D. The Xen daemon's configuration file needs to be modified to make sure that live migration to this host is allowed.
E. The virtual machines need to have the storage backend to the virtual disk files available on shared storage.
正解：D,E
質問 2：
Which one of the following options represent a valid declaration of a backend server with HAProxy?
A. server server_x 10.1.0.1:80 check
B. host server_x 10.1.0.1:80 cookie server_x
C. pool server_x 10.1.0.1:80
D. backend server_x 10.1.0.1:80
正解：A
質問 3：
How many virtual CPUs can KVM support in SMP guests?
A. 8
B. 4
C. 16
D. 32
E. 2
正解：C
質問 4：
A configuration file for a Xen virtual machine was created in the directory /etc/xen with filename slack.cfg. What is the command to start the virtual machine defined in this configuration file including displaying its console on screen?
A. xm create slack.cfg c
B. xm start slack.cfg c
C. xm start slack
D. xm create slack.cfg showconsole
正解：A
質問 5：
What is the main technical advantage that will be available on a server after installing virtualization technologies such as Xen or KVM?
A. The number of running kernel instances will be limited to one.
B. The computing power of the server will be increased.
C. The execution time of processes which use the CPU intensively will be reduced.
D. It will be possible to share physical resources between insulated execution environments.
E. It will be possible to create virtual networks.
正解：D
An administrator wants to be able to do a live migration of a Xen virtual machine. Which of the following statements are true? (Select TWO correct answers)
A. Nothing needs to be done, live migration is supported by default.
B. Live migration is only supported in SAN environments.
C. Live migration needs to be enabled in the configuration file of the virtual machine.
D. The Xen daemon's configuration file needs to be modified to make sure that live migration to this host is allowed.
E. The virtual machines need to have the storage backend to the virtual disk files available on shared storage.
正解：D,E
質問 2：
Which one of the following options represent a valid declaration of a backend server with HAProxy?
A. server server_x 10.1.0.1:80 check
B. host server_x 10.1.0.1:80 cookie server_x
C. pool server_x 10.1.0.1:80
D. backend server_x 10.1.0.1:80
正解：A
質問 3：
How many virtual CPUs can KVM support in SMP guests?
A. 8
B. 4
C. 16
D. 32
E. 2
正解：C
質問 4：
A configuration file for a Xen virtual machine was created in the directory /etc/xen with filename slack.cfg. What is the command to start the virtual machine defined in this configuration file including displaying its console on screen?
A. xm create slack.cfg c
B. xm start slack.cfg c
C. xm start slack
D. xm create slack.cfg showconsole
正解：A
質問 5：
What is the main technical advantage that will be available on a server after installing virtualization technologies such as Xen or KVM?
A. The number of running kernel instances will be limited to one.
B. The computing power of the server will be increased.
C. The execution time of processes which use the CPU intensively will be reduced.
D. It will be possible to share physical resources between insulated execution environments.
E. It will be possible to create virtual networks.
正解：D
六*华 -
304-150練習問題集は真実試験の問題を含めています。的中率はとても高いです。だから、楽的に304-150試験をパスしました。