H13-511_V5.0 HCIA-Cloud Computing V5.0 Certification Material

Jonnie Karnath2023-05-25T07:00:01+00:00

The H13-511_V5.0 HCIA-Cloud Computing V5.0 certification is an excellent way to demonstrate your expertise in cloud computing. Certspots offers comprehensive H13-511_V5.0 HCIA-Cloud Computing V5.0 Certification Material that can help you prepare for and pass the certification exam. Achieving this certification can lead to better job prospects, higher salaries, and more significant opportunities for career advancement. With Certspots H13-511_V5.0 HCIA-Cloud Computing V5.0 Certification Material, you can prepare for the exam confidently and achieve your certification goals.

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1. The necessary conditions for a virtual machine to communicate with other virtual machines are () (multiple choice)

Configure the correct IP address for the virtual machine

Configure the correct MAC address for the virtual machine

Configure the gateway for the virtual machine

Configure a fixed IP address for the machine

2. Which of the following is not a common operating system file system?

EXT4

NTFS

WNFS

FAT32

3. Which of the following does not belong to the mode that Linux will increase after installing the KVI module? (Single-choice question)

Client mode

User Mode

Interrupt mode

Kernel mode

4. Which of the following items belong to the host network card binding mode supported by FusionCompute? () (multiple choice)

Load balancing of source and destination MAC addresses

Based on source and destination IP and port load balancing

LACP of source and destination IP and port

Polling-based load sharing

5. In Huawei FusionComputer, perform virtual machine change host live migration operation, which of the following descriptions does not belong to its restrictions () (single-choice question)

The destination host cannot be in maintenance mode

The virtual machine cannot use "raw device type data storage"

Do not mount "shared" type disks

The status of the virtual machine must be "running"

6. When using KM virtualization, enterprises can choose device simulation for I/O virtualization, which has good compatibility, no hardware dependence, and no need to modify the user's operating system, but the I/O performance will be relatively poor (judgment question)

correct b. error

7. Which of the following descriptions about the characteristics of virtualization is wrong () (single-choice question)

Independence: The combination of software and hardware and virtualization depend on the underlying hardware, and compatibility issues need to be considered

Isolation: Logical isolation between virtual machines is not affected by each other

Partition: Each virtual machine divides resources separately

Encapsulation: Encapsulate the virtual machine into a file and save it on the physical device

8. Which of the following descriptions about the virtual machine disk mode in Huawei FusionCompute is incorrect? () (single-choice question)

Disks whose mode is "Slave" cannot use snapshots to restore disk data

A disk whose mode is "independent-non-persistent" will discard changes to the disk after the virtual machine is powered off

A virtual machine has a system disk and a data disk. If the user wants to create a snapshot only for the system disk, he can set the system disk to "slave" and the data disk mode to "independent holding"

9. Which of the following statements about cloud computing and virtualization is wrong? (Single-choice question)

Virtualization is not the same as cloud computing

Cloud computing is a service model that provides users with T services that can be obtained anytime and anywhere

In order to provide cloud computing services, virtualization resources alone are not enough, such as cloud operating system, management software, etc.

Cloud computing must be realized through virtualization technology

10. Which of the following descriptions about message types and message transmission methods are correct () (multiple choice)

Broadcast messages can be sent in unicast

Unicast packets must be sent in unicast

Broadcast messages must be sent by broadcast

Unicast packets can be sent by broadcast

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11. The KVM virtualization architecture includes modules, QEMU and Libvirt.

Which of the following descriptions about these modules is incorrect () (single choice)

Libvirt+QEMU can constitute a virtualization solution

The KVM module is mainly responsible for the creation of vCPU and the allocation of virtual memory

QEMU is mainly responsible for /O operation simulation

KVM+QEMU can constitute a virtualization solution

12. Which of the following can achieve load balancing among different hosts in the FusionCompute cluster?

DPM

CHA

DRS

13. Which of the following descriptions about the FusionComputei port group is wrong? () (single-choice question)

Configurable IP and MAC address binding

Configurable Routing

Configurable sending burst size

Configurable Broadcast Suppression

14. Users want to directly access Huawei Cloud ’ s ECS via the Internet. Which of the following services can meet this requirement? (Multiple choice)

Elastic public IP

VPN

NAT gateway

Virtual IP

15. Which of the following descriptions about virtualized storage Thick LUN usage scenarios is wrong? () (single-choice question)

Scenarios where storage space utilization is less sensitive

Scenarios with low cost requirements

Trades with high performance requirements

Scenarios where it is difficult to estimate storage space in practical applications

16. Which of the following descriptions about RAID is correct (multiple choice)

RAID can be regarded as a storage space composed of two or more disks, and its available capacity is the sum of the capacities of each disk

When a disk is damaged, other disks in RAID5 can still work normally, and disk I/O performance is not affected

Compared with RAID5, RAID6 has stronger data recovery ability, but the read and write ability of the disk is reduced

RAID is to improve the I/O performance of the storage system by concurrently reading and writing data on multiple disks

17. In Huawei FusionCompute, What is the data storage type that does not support disk expansion?

Fusion storage

NAS storage

Virtualized SAN storage

Non-virtualized local disk

18. FusionCompute consists of two parts: CNA and VRM. Which of the following is not a function of CNA?

Manage computing, storage, and network resources on computing nodes

Manage virtual machines on compute nodes

Manage network resources (IP/VLAN) in the cluster and assign IP addresses to virtual machines

Provide virtual computing capabilities

19. Which of the following descriptions about distributed storage and multi-copy mechanism is wrong? () (single-choice question)

Using data fragmentation to save data can avoid local hotspots and improve read and write speeds

Use a server to deploy distributed storage with a large-capacity distributed cache

Data multi-copy storage requires high storage space, and the deployment price is higher

The system will save multiple data copies on the same server while ensuring strong data consistency

20. Which of the following descriptions can reflect the advantages of virtualization () (multiple choice)

After using virtualization, the CPU utilization of a physical host can be stabilized at about 65%.

After using virtualization, multiple virtual machines can run simultaneously on a physical host

After using virtualization, multiple applications can run simultaneously on the operating system of a physical host

After using virtualization, virtual machines can be migrated between multiple hosts

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21. Which of the following cloud computing operation models is most suitable for small Internet of Things enterprises?

Hybrid cloud

Private cloud

Community cloud

Public cloud

22. Which of the following descriptions about the storage architecture of FusionCompute is correct? () (single-choice question)

The LUNs partitioned on the FusionStorage Block can be encapsulated as data storage

After the storage resource is encapsulated into data storage and associated with the host, it is further created into several virtual disks for use by the virtual machine

Storage resources are FusionCompute's unified encapsulation of storage units in storage resources (data storage)

The physical storage medium that provides storage space for virtualization is called a storage device (storage resource)

23. Mai, a technician from an enterprise, added storage to the fusion computer, and the NAS storage was successfully added, but failed when adding FC SAN as a storage resource. The reason may be that the configuration of the storage interface is wrong. (True or False)

correct b. error

24. In Huawei FusionCompute, which one is correct about the method of logging in to the virtual machine () (multiple choice)

If the operating system of the virtual machine is Linux, the administrator can log in to the virtual machine through remote desktop

The administrator can log in to the virtual machine with any operating system installed through NC

If the operating system of the virtual machine is windows, the administrator can log in to the virtual machine through remote desktop

The virtual machine does not have an IP address, and the administrator can also log in through VNC, so VNC gets rid of the dependence on the network

25. Among the following components, which one is used by Docker to realize resource isolation? () (single-choice question)

Aufs

Namespace

SELinux

Cgroup

26. The correct description of the relationship between Host Machine and Guest Machine is () (multiple choice)

After using virtualization technology, a Guest Machine can use the resources of multiple Host Machines at the same time

After using virtualization technology, a Guest Machine can only run on the Host Machine that created it

After using virtualization technology, a Host Machine can only run one Hypervisor

After using virtualization technology, multiple Guest Machines can be run on one Host Machine.

27. The following scenarios that are not suitable for increasing the memory reuse ratio are () (single-choice questions)

While ensuring performance, the user requires a single host to deploy the maximum number of virtual machines

Low virtual machine memory utilization

The memory reuse rate has reached 150% in commercial scenarios

Reduce customer hardware procurement costs

28. Which of the following is correct about the advantages brought by enterprises using SAN storage instead of NAS storage? () (multiple choice)

Better scalability, which facilitates subsequent business expansion

Centralized network file access mechanism and sharing to solve independent working environments (this is the advantage of NAS)

Storage uses block data processing to improve read and write efficiency

Built-in optimized independent storage operating system (this is the advantage of NAS)

29. After using the unified tool to deploy Huawei Fusion Computer, it will automatically create a cluster. What operations can the administrator perform on the cluster? () (multiple choice)

Move to the specified cluster folder

Modify the name.

Add description information

Export to local

30. Memory multiplexing is a resource allocation scheme that increases the density of virtual machines on a single host, reduces costs, and sacrifices performance for density. (True or False)

correct b. error

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31. Which of the following descriptions about the gateway is wrong? () (single-choice question)

The gateway simply transmits information without processing it

The gateway is used to realize the network interconnection between devices

The gateway repackages the received information to meet the needs of the destination system

The gateway can be used for both WAN interconnection and LAN interconnection

32. Which of the following options is the correct sequence for making a complete template for Huawei Desktop Cloud? (Multiple choice)

Create a bare virtual machine>install the operating system>configure the operating system>encapsulate the template>convert the virtual machine into a template>configure the template

Create a bare virtual machine > install the operating system > configure the operating system > join the domain > encapsulate the template > convert the virtual machine to a template > configure the template

Create a bare virtual machine > install the operating system > join the domain > configure the operating system > package the template > convert the virtual machine to a template > configure the template

Create a bare virtual machine > install the operating system > configure the operating system > encapsulate the template > join the domain > convert the virtual machine to a template > configure the template

33. Which of the following descriptions about VLAN technology is wrong? (Multiple choice)

Trunki interface is usually used for connection between switches

Accessi interface is usually used for connection between switches

Trunk links allow packets of multiple VLANs to pass without tags

The Hybrida interface cannot be used for the connection between the switch and the server

34. Which of the following does not need to add storage interfaces for hosts in the cluster when adding storage resources on FUsionCompute? (Single-choice question)

Fusion Storage

FC SAN

NAS

IP SAN

35. Which of the following is not included in the architecture of NAS? (Single-choice question)

Volume Management Module

Status check module

File system

Network interface

36. Which of the following descriptions about the characteristics of load balancing is wrong? () (single-choice question)

Manageability: A lot of management work is concentrated on the equipment that should bear a relatively balanced technology: the equipment group or link group only needs regular configuration and maintenance

Transparency: For users, a cluster is equivalent to a device or link with high reliability and good performance. They cannot perceive and do not need to care about the specific network structure. Reducing devices or links will affect normal business

High-performance load balancing technology distributes business to multiple devices in a more balanced manner, improving the performance of the entire system

Reliability. The failure of multiple devices or links will not cause service interruption, which improves the reliability of the entire system

37. The reliability of Huawei's desktop cloud system solution is achieved through the reliability of management nodes and user connection reliability. Management node reliability is guaranteed from hardware reliability, operating system reliability, software process reliability, etc. User connection reliability is guaranteed from client disconnection reconnection, port anti-conflict, etc. (True or False)

correct b. error

38. In Huawei FusionCompute, which function needs to be enabled to enable virtual machines to migrate between CNA hosts with different CPU models (single-choice question)

Cluster IMC strategy

Cluster HANA optimization

Set/0 ring adaptation

Cluster Guest NUMAB strategy

39. In the following description about the installation of FusionAccess management components, what are the correct options? (Multiple choice)

Network configuration is not required

The management component is installed on the Linux virtual machine created by the virtualization platform

When the service plane and the management plane are deployed together, for performance reasons, it is recommended to create a distributed switch separately to carry the traffic of the two planes

Ensure that the virtualization platform has available resources before installation

40. Which of the following computer hardware is not a necessary group or part for a server?

Monitor

Power supply and fan module

hard disk

CPU

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41. Physical switches generally support which of the following methods for remote management () (multiple choice)

SSL

SSH

TeInet

Web

42. In FusionAccess, which of the following descriptions about configuring virtual machine disk information when adding a complete virtual machine is correct? (multiple choice)

Additional virtual machines can add user disks, but the total number cannot exceed 20

The user disk type of the added virtual machine only supports "compact mode"

The system disk type of the added virtual machine only supports "normal mode"

Adding a user disk will extend the release time

43. On FusionCompute, two virtual machines A and B belong to different network segments. When virtual machine A tries to communicate with B, which of the following descriptions is correct? (multiple choice)

If virtual machine A is configured with a default gateway, it must be able to communicate with host B through the default gateway

If virtual machine A does not configure a default gateway and tries to communicate with B, the sent service packets will be discarded by the virtual switch

If virtual machine A is configured with a default gateway and tries to communicate with B, there must be a message with a MAC address of all Fs sent from the virtual network card

If virtual machine A does not configure a default gateway and tries to communicate with B, the service message cannot be sent

44. To create a template in FusionAccess desktop cloud, which of the following accounts must be filled in as the temporary account when installing the Windows operating system?

Private Account

safeAccount

AreaAccount

LocalAccount

45. In virtualization scenarios, server network cards often use port binding to improve link reliability. Which of the following descriptions about server port binding technology are correct () (multiple choice)

The bonded interface can be used as an ordinary Ethernet interface to implement various routing protocols and other services

An interface that forwards data is called an active interface, and an interface that does not forward data is called an inactive interface

When forwarding a message, the binding interface needs to copy multiple copies of the message to each member port to send out

Setting the lower limit threshold of the number of active connections of the bound interface is to ensure the maximum bandwidth

46. The kernel is an essential part of the operating system, which is used to manage computer hardware resources and provide the system call interface required by the upper application program to run. (True or False)

correct b. error

47. To create a new disk in Huawei Fusion Computer, which of the following operations is incorrect? (Single-choice question)

Set the disk mode to "independent-non-persistent", and change the raw device mapping to "support

Set the configuration mode of the disk to "thin", and set the disk mode to "independent"

Set the configuration mode of the disk to "thin" and set the disk mode to "independent persistent"

Set the disk type to "normal" and set the disk type to "independent-non-persistent"

48. Both VRM and CAN have management functions. Which of the following are the functions of VRM () (multiple choice)

Unified management of virtual resources and user data, providing external services such as flexible computing, storage, and IP

Maintenance personnel can connect to the third-party management platform through the unified API interface provided by Fusion Computer to operate and maintain the entire system

Manage the life cycle of virtual machines in the cluster and the distribution and migration of virtual machines on computing nodes

Manage network resources (IPML AN) in the cluster and assign IP addresses to virtual machines

49. In Fusion Computer, when adding shared storage for multiple hosts, which of the following operations is correct () (multiple choice)

Select all hosts when associating the storage device

Check the corresponding host when adding data storage

When the shared storage type is IP SAN, ensure that the storage network of the host and the service interface of the storage are connected

All hosts need to be checked when initializing storage resources

50. Which of the following descriptions about Libvirt components is wrong?

Both KVM and Xen can call the api provided by Libvirt to manage the virtualization platform

Libvirt is a set of library functions that are called by other technologies to manage the virtual machine on the machine

Libvirt provides programming interfaces in multiple languages. You can directly call the external interface provided by Libvirt to operate the virtual machine through programming.

Libvirt is a closed source project, it is a very powerful management tool

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51. A router is a network layer device in the OSI model, and is addressed according to an IP address. (True or False)

correct b. error

52. Which of the following descriptions about virtualization technology is correct? () (single-choice question)

Hosted virtualization uses virtual containers to monitor virtual machines

Partitioning, isolation, encapsulation, and independence are all features of virtualization

Bare metal virtualization architecture and host virtualization will be the development trend of virtualization architecture in the future

Virtualization is cloud computing

53. Which of the following items belong to the underlying virtualization core module provided for the processor in the KVM architecture? () (multiple choice)

kvm.vm

kvm.ko

kvm-amd. ko

kvm-intel.ko

54. In Huawei Fusion Computer, if a blue screen occurs on a Windows virtual machine, what operations can the system perform? (0) (multiple choice)

HA virtual machine

Restoring a virtual machine using a snapshot

Restart the virtual machine

Do not process

55. When creating a port group in Huawei Fusion Computerr, which of the following operations is wrong () (single-choice question)

Set the VLAN ID to 5000

Add this to the description and add "This is a test port"

Set the port type to "Normal"

Set the name of the port group to ceshi

56. Which of the following descriptions about DVs is wrong?

Support QoS function

Support VLAN function

Does not support web services

Does not support the OpenFlow protocol

57. Which item is wrong with the description of FusionCompute distributed virtual machine switch port group?

Port group supports special configuration of IP and MAC binding to improve security

Virtual machine NICs connected to the same port group have the same network attributes

A distributed switch can only create one port group in each computing node

Port groups are a mechanism for setting policies that are used to manage networks connected to port groups

58. Which of the following descriptions about the virtual network card is wrong?

The virtual network card has its own MAC address

From a network point of view, the function of the virtual network card is similar to that of the physical network card

The virtual network card has its own IP address

A virtual machine can only have one virtual network card at the same time

59. Which of the following descriptions about the development of cloud computing architecture is wrong?

Resource pools move from small-scale resource virtualization integration to larger-scale resource pool construction

Cloud platform and cloud management software from closed source and closed to open source and open

From non-critical applications to enterprise-critical applications

Data form from unstructured and semi-structured to structured

60. Which of the following is a common virtual machine disk file format?

VHD

RAW

VMDK

VDI

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61. Which of the following descriptions about the technology used for virtual machine live migration is correct?

Iterative Migration

Forward Migration

Memory sharing

mirror double write

62. Which of the following descriptions about the value that FusionCompute brings to the enterprise is correct? ( О ) (multiple choice)

Improve resource utilization of data center infrastructure

Doublingly shorten the business launch cycle

Reduce data center costs and increase data center energy consumption

Utilize the high availability and strong recovery capabilities of virtualized infrastructure to realize rapid and automatic fault recovery of businesses

63. A company is migrating its business system to the FusionComute virtualization platform, and the management plane and business plane are on different network segments. However, due to incorrect configuration, a Linux virtual machine cannot run normally after migration.

Which of the following methods can an engineer not log in to a faulty virtual machine for troubleshooting?

Use puttyi to remotely log in to the virtual machine

64. In computing virtualization, what allocates CPU and memory to virtual machines is () (multiple choice)

Hostos

Hypervisor

VMM

Guest OS

65. Which of the following cannot be managed by the ibvirtd tool () (single-choice question)

Xen

Hyper-v

openstack

KVM

66. In FusionAccess, which of the following descriptions about the rapid release of complete and fast packaged virtual machines is wrong? (Multiple choice)

Full virtual machines are provisioned faster than fast-encapsulated virtual machines

The full virtual machine supports shutdown restore function

Quickly encapsulated virtual machines are faster than full virtual machines

Quickly encapsulate the virtual machine to support shutdown and restore function

67. CS is a standardized protocol based on the () protocol and the SCS instruction set, and is widely used in many storage networks that use the (architecture. () (single-choice question)

TCP/P FC SAN

FC, IP SAN

FC, FC SAN

TCP/IPIP SAN

68. The reason why computing virtualization technology can improve application reliability is () (multiple choice)

The virtual machine hosting the application is decoupled from the hardware, and the virtual machine can be used to migrate between multiple physical hosts

Use computer virtualization technology to automatically assign virtual machines hosting applications to physical hosts with sufficient resources

Use computing virtualization technology to enable multiple applications to run on a physical host at the same time

Use computing virtualization technology to automatically adjust virtualization specifications

69. A company runs its website business on the FusionCompute virtualization platform, but when there is a large number of visits during the peak business period, access to the website may freeze. It can be optimized by configuring cluster load balancing and virtual machine network Qos. (True or False)

correct b. error

70. The core business of an enterprise does not use clustering on multiple virtual machines. Configuring HA policies for the virtual machines involved can improve the reliability of the business. (True or False)

correct b. error

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71. In Huawei FusionCompute, which of the following descriptions of IMC functions is incorrect () (single-choice question)

When the CPU models of the CNA hosts in the cluster are inconsistent, it is recommended to enable the IMC function

IMC only supports migration from a lower version CPU feature set to a higher version

It is recommended to enable the IMC function when the main frequency of the memory of the CNA hosts in the cluster is inconsistent

Enabling IMC does not ensure the successful migration of virtual machines between hosts with different CPU models, which needs to be determined according to the actual scenario

72. Which of the following descriptions about operating system instructions is wrong? () (single-choice question)

All sensitive instructions are privileged instructions

Sensitive instructions refer to instructions that modify the operating mode of the virtual machine or the state of the host

Ordinary instructions can run at the CPU ordinary privilege level

Privileged instructions refer to instructions used to operate and manage key system resources. These instructions can only be run at the highest privilege level.

73. Which of the following are the characteristics of Fusion Sphere? (Multiple choice)

Application allocates resources on demand

Widely compatible with various hardware and software

Automated scheduling

Rich operation and maintenance management

74. Engineer A cannot scan the LUN on the storage device on the Linux host side. Which of the following reasons may be the cause? () (multiple choice)

Multipathing software is not installed on the host side

Storage pool failure

Storage link failure

The mapping relationship between the host and the LUN has not been established on the storage side

75. Desktop users in the same Huawei desktop cloud system can use different domains for authentication. (True or False)

correct b. error

76. Which of the following network file sharing protocols does the NAS support? (Multiple choice)

NTFS

NFS

CIFS

FTP

77. A company plans to migrate its business system to the KVM virtualization platform, but its business system has higher requirements for I/O performance. In this scenario, you can consider using Virtic for simulation at the bottom layer. (True or False)

correct b. error

78. In RAID5 and RAID6, the number of disks that are allowed to fail is () (single-choice question)

3,2

2,1

1,2

79. Which of the following descriptions about components in OpenStack is correct? (Single-choice question)

Neutron is used to provide metering services

Cinder is used to provide object storage services

Nova is used to provide network services

Heat is used to provide deployment orchestration services

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