H13-531_V3.0-ENU Practice Questions
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1.Which of the following descriptions of the Huawei Cloud Stack standard installation process is
wrong?
A. Automatically install the basic management node and manually install the KVM computing node
B. The execution machine installs the HUAWEI CLOUD Stack Deploy node by mounting the ISO
image
C. The execution machine uploads the software package to the HUAWEICLOUD Stack Deploy node
D. HUAWEI CLOUD Stack Deploy node network port and execution machine intercommunication
Answer: A
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2.1. In the deployment of Huawei Cloud Stack in Layer 2 networking mode, which of the following
descriptions about the management firewall-related routing configuration is wrong?
A. Configure a route with the destination address as the DMZ_Service plane to access tenant
DNS_NTP, Console of each cloud service, and other virtual machines
B. Configure a route with the destination address as the External_Relay_Network plane, which is
used for tenant virtual machines to access traffic in the public service area of the internal network.
C. Configure a route with the destination address as the External_OM plane to access the Public VRF
in the management area
D. Configure the default route pointing to the core InternetVRF to manage the traffic from the virtual
machines in the management zone to the external network.
Answer: A
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3. Which of the following descriptions about Huawei Cloud Stack computing resource expansion is
wrong?
A. If you use Huawei CloudStack Deploy to expand capacity, the cbs-server component will be
stopped during the pre-expansion check phase. At this time, a "component failure" error will be
reported. The component details are cbs-server, which can be ignored.
B. During the expansion of computing nodes, some components need to be restarted to take effect,
which will not affect the business
C. Business delivery is not allowed during the expansion period, and new business delivery may fail
D. During the expansion period, the server to be expanded will restart multiple times, and may report
an "abnormal host status" alarm, which needs to be handled manually.
Answer: D
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4. In the Huawei Cloud Stack solution, which of the following is wrong about the basic networking
design?
A. In a three-layer network, the management plane and the business plane need to be physically
isolated.
B. In dual-core networking, the management plane and the business plane are physically isolated
C. In single-core networking, there is no requirement for physical isolation between the management
plane and the business plane
D. When single core networking is used, support for combined deployment of management area TOR
and business area TOR
Answer: A
5. In Huawei Cloud Stack, the virtual machine HA is stuck in the intermediate state for a long time and
cannot be automatically recovered. Which of the following descriptions of possible causes of the
failure is wrong?
A. Host management network abnormality
B. Restart the nova-compute service
C. RabbitMQ service loses messages
D. The virtual machine is shut down by the user from within
Answer: D
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6. Which of the following descriptions about the requirements for the Windows host source when
using Rainbow for migration is wrong?
A. Supports shared disk migration
B. Paravirtualized system migration is not supported.
C. Necessary migration service ports 445 and 8899 need to be opened
D. Available memory needs to be greater than 512M
Answer: A
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7. The cloud computing era has brought challenges to the operation and maintenance of traditional
data centers. Operation and maintenance personnel will face a surge in business volume and everchanging business models. Which of the following descriptions of the functions that enterprise I
operation and maintenance needs to achieve is wrong?
A. It can streamline and standardize the change process and reduce unexpected service interruptions
caused by changes
B. Can reduce the complexity of data center configuration management and achieve automation or
one-click operation
C. Capable of self-locating and self-recovering system faults, with high operation and maintenance
efficiency and low operation and maintenance costs.
D. Able to intuitively and comprehensively discover problems and identify potential risks in the
system, and proactively prevent accidents.
Answer: C
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8. A company plans to deploy Huawei Cloud Stack using a two-layer dual-core networking solution
and use bare metal services to carry key businesses. The company's engineers are required to
design the network. Which of the following is wrong about the engineer's network design?
A. Compute node 4 network ports networking, management and business network ports combined
deployment
B. The business area storage uses Huawei distributed block storage for separate deployment, and a
4-port (management + storage) networking solution is designed.
C. Configure 4 pairs of TORs, namely management TOR in the management area, management
TOR in the business area, business TOR in the business area, and storage TOR in the business area
D. The management node is configured with two independent service network ports connected to the
bare metal server's service access TOR
Answer: C
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