Cloud Computing Exam for HUAWEI.
1、After the disks in an array form a RAID group, the server connected to the disk array cannot directly access the RAID group. Therefore, you need to divide the disk array into logical LUNs before allocating them to the server
2、The virtualization technology can be used to virtualize a physical server into multiple VMs, improving the hardware performance of the physical server.
3、When the VM is accessed using VNC, the network is no longer required.
4、In the KVM, the I/O virtualization performance is poor by using the QEMU. If the Virtio is introduced, the NIC rate can be improved.
5、The user cloud desktop cannot access the Internet normally. It must be that the north-south traffic has failed.
6、Virtualization features include partitioning, isolation, encapsulation, and independence.
7、Hybrid cloud is a deployment mode that integrates features of the public cloud and private cloud. The industry cloud is a form of hybrid cloud.
8、In the development history of the Internet, which of the following key milestone events is not related to the emergence and development of cloud computing?
A. The University of California, Los Angeles, uses computers to send “lo” to another calculation at the Stanford Institute.
B. Reconciliation between American network music service providers and media companies
C. TCP/IP protocol standard establishment
D. www open to the public
9、Which of the following operations for creating port groups in Huawei FusionCompute is false?
A. Enter “This is a test port.” in the description.
B. Set the VLAN ID to 5000.
C. Set the port type to Common.
D. Set the name of the port group to “test”.
10、Which of the following statements about the FusionCompute cluster is correct?
A. A complete cluster should contain computing, storage, and network resources.
B. All VMs in the cluster can share one MAC address.
C. A cluster can have only one type of data store.
D. The cluster cannot be deleted when it is created.
11、When creating a port group on FusionCompute, set VLAN ID to 0. Which of the following statements is true?
A. Allow 0 packets with VLAN tags to pass through the local port group.
B. Do not modify the data packets that pass through the port group.
C. Allows only data packets with VLAN0 labels to pass through the local port group.
D. Set the VLAN tag of the packets that pass through the port group to 0.
12、When creating a port group on FusionCompute, set VLAN ID to 10. Which of the following statements is incorrect?
A. The system will change the tag of data frames with a non-VLAN-10 tag that pass through the port group to VLAN 10 and then forward the data frames.
B. The system will add the VLAN 10 tag to the data frames without a VLAN tag that pass through the port group and then forward the data frames.
C. The system will discard the data frames with a tag other than VLAN 10 that pass through the port group.
D. The system will untag the data frames with the VLAN 10 tag that pass through the port group and then forward the data frames.
13、On Huawei FusionCompute, you need to modify a disk of a VM. The following operations can be performed on ( ):
A. Change the disk status from Available to Unavailable.
B. Change the disk mode from “Dependent” to “Independent & persistent”
C. Change the disk configuration mode from thin to common.
D. Change the disk capacity from 80 GB to 8 GB.
14、Which of the following file formats does not support VM creation in FusionCompute?
15、Which of the following statements about big data and cloud computing are correct?
A. Big data can be used as a cloud computing service for users to select.
B. Cloud computing cannot be used as the underlying computing resource for big data processing.
C. Big Data is a pay-per-use model that provides available, convenient, and on-demand network access.
D. Cloud computing refers to a collection of data that cannot be captured, managed, or processed using common software tools within a certain period of time.
16、Which of the following technologies can be used to describe “Birds of a feather flock together”?
A. Security group
17、What is the function of memory limit in Huawei FusionCompute?
A. Ensure the lower limit of the VM memory when memory resources are preempted.
B. When the memory resources are sufficient, ensure the upper limit of the VM memory.
C. Limit the upper limit of the VM memory when memory resources are preempted.
D. Ensure that the lower limit of the VM memory is sufficient when memory resources are sufficient.
18、Which of the following technologies on the switch can improve the link rate?
19、Which of the following is true about the on-demand self-service feature of cloud computing?
A. After determining the required cloud computing services, users can apply for cloud computing resources by themselves.
B. When using cloud computing resources, users need to solve all problems by themselves.
C. The cloud computing service providers only need to prepare the cloud services and users will complete the remaining process all by themselves.
D. Users do not need to communicate with service providers at all when using cloud computing resources.
20、Which of the following statements is correct? ()
A. VLAN can be divided only based on switch ports.
B. The data transmission on the network is carried out in the form of broadcast.
C. The Ethernet frames sent from the Access interface to the peer device can be labeled.
D. The method of processing the frames sent by the trunk interface is as follows: If the VLAN ID is the same as the default ID and the VLAN ID is allowed to pass through the interface, remove the Tag, and send the packet.
21、Which of the following statements about the relationship between port groups and VLANs on Huawei FusionCompute is correct?
A. In the trunk type, one port group can correspond to multiple VLANs.
B. In the trunk type, one port group can correspond to one VLAN.
C. In a common type, a port group can correspond to multiple VLANs.
D. In a common type, one port group can correspond to one VLAN.
22、In Huawei FusionCompute, if a VM is bound to a host, () is affected.
A. Memory hot-add
C. Hot migration
23、Which of the following statements about Virt-manager are correct?
A. Virt-manager is an open-source KVM VM management tool.
B. Virt-manager is a KVM VM management command set.
C. Virt-manager is a graphical management tool for KVM VMs
D. Virt-manager is a commercial KVM VM management tool.
24、What are the functions that take effect at the cluster level on Huawei FusionCompute?
A. CPU Quota
C. Security group
D. Memory overcommitment
25、Which of the following devices have the routing function?
A. Distributed virtual switch
B. Layer 2 switch
C. Layer 3 switch
26、Which of the following methods can be used to create VMs on Huawei FusionCompute?
A. Use the VM to clone
B. Manually create
C. To import the VM.
D. Use the template to deploy
27、Which of the following operations are correct when you add shared storage to multiple hosts on Huawei FusionCompute?
A. When the shared storage is IP SAN, make sure that the storage network of the host is connected to the service ports of storage.
B. Select all hosts when associating storage devices.
C. Select all hosts when initializing storage resources.
D. Select the corresponding host when adding data storage.
28、Which of the following storage resources need to be added?
A. Advanced SAN
C. IP SAN
D. FC SAN
29、Which of the following statements about KVM virtualization are correct?
A. Guest OS can be Windows.
B. Host OS can be Windows.
C. Guest OS can be Linux.
D. Host OS can be Linux
30、Which of the following are features of FusionSphere?
A. Automatic scheduling
B. Compatible with various software and hardware
C. Various O&M management
D. On-demand resource allocations