In OpenStack, when a VM is paused, its memory state is saved to disk, which requires only minimal resources.
A. TRUE
B. FALSE
正解:B
解説: (Pass4Test メンバーにのみ表示されます)
質問 2:
Different services require different types of disks in HUAWEI CLOUD Stack. Which of the following are major metrics of EVS disks?
A. Throughput
B. Endurance
C. Maximum snapshots
D. Capacity
正解:A,D
解説: (Pass4Test メンバーにのみ表示されます)
質問 3:
Which of the following is a typical working scenario of a polling agent in OpenStack?
A. Querying VM memory usage every 10 minutes
B. Storing event logs
C. Listening to VM deletion events
D. Reporting alarms for high CPU usage
正解:A
解説: (Pass4Test メンバーにのみ表示されます)
質問 4:
Which of the following scenarios is not suitable for resource sets in HUAWEI CLOUD Stack?
A. Simplifying batch authorization of finance department resources
B. Dividing resources of different projects in a VDC
C. Managing the services or resources of branches across regions
D. Isolating R & D test resources from production services in the same VDC
正解:C
解説: (Pass4Test メンバーにのみ表示されます)
質問 5:
Which of the following commands cannot be used to associate floating IP addresses with VM ports in OpenStack?
A. neutron floatingip-associate < volume-id > < floating-ip >
B. openstack floating ip associate < floating-ip > < server >
C. neutron floatingip associate < floatingip-id > < port-id >
D. nova floatingip-associate < instance-id > < floating-ip >
正解:A
解説: (Pass4Test メンバーにのみ表示されます)
質問 6:
In HUAWEI CLOUD Stack, which of the following is not a method that an administrator can use to access OBS?
A. Mounting an OBS bucket to a local ECS
B. SDKs such as Java and Python
C. Using the console to perform visual operations
D. RESTful APIs
正解:A
解説: (Pass4Test メンバーにのみ表示されます)
質問 7:
In HUAWEI CLOUD Stack, you can bind an Elastic IP (EIP) to a load balancer, NAT gateway, or VPN gateway so that multiple Elastic Cloud Servers (ECSs) can share the same EIP to save EIP resources. (Fill in the blank.)
正解:
VPN gateway
Explanation:
The correct fill-in answer is VPN gateway . In Huawei Cloud Stack networking, an EIP can be associated not only with an individual ECS, but also with shared-access components that serve multiple backend resources.
Huawei documentation clearly states that when multiple cloud servers in a subnet need outbound Internet access, they can use a NAT gateway and share an EIP . Huawei's ELB documentation also reflects the model where a load balancer exposes services externally on behalf of multiple backend ECSs.
In the same family of network services, a VPN gateway is another gateway-type object that uses public- facing connectivity to provide secure access for multiple private-side resources. That is why the exam sentence groups it with load balancer and NAT gateway . The logic is that these service gateways allow multiple ECSs or private resources to make use of a single public-facing IP resource instead of requiring one EIP per server. Huawei's VPN service documentation also shows VPN as the gateway-based service for secure site-to-cloud communication.
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Yoshida -
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