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Q2) Which of the following is about the on-demand self-service feature of cloud computing? (Single answer)

A) Users do not need to communicate the service providers at all when using cloud computing resources.

B) After determining the required cloud computing service, users can apply for cloud computing resources by themselves.

C) The cloud computing service providers only need to prepare the cloud services and users will complete remaining process all by themselves.

Q1) Which of the following does not reflect the self- service feature of cloud computing? (Single answer)

A) Engineer A purchases an ECS from HUAWEI CLOUD to meet his/her own requirements

B) Engineer B changes the operating system of the ECS purchased by himself/herself from Linux to Windows

C) Engineer C increases the number of CPUs of the ECS purchased by himself/herself from 2 to 4.

D) Engineer D receives an SMS notification from the ECS provider one week before the ECS expires.

Q3) Which of the following are true about the ubiquitous network access feature of cloud computing? (Multiple answers)

A) With network connections, users can use purchased cloud computing resources from different terminals.

B) With network connections, users can use purchased cloud computing resources at different places.

C) With network connections, users can connections, users can use purchased cloud computing resources anytime.

D) With network connections, users can view the status of purchased cloud computing resources anytime.

Q4) Which of the following istrue about the resource pooling feature of cloud computing? (single answer)

A) The resource pooling feature of cloud computing shields the difference between resources of the same type.

B) The resource pooling feature of cloud computing allows CPUs and disks to be added to the same resource pool.

C) The resource pooling feature of cloud computing is the prerequisite for the ubiquitous network access feature.

D) The resource pool feature of cloud computing depends on the virtualization technology

Q5) Which of the following are true about the fast and elastic scaling feature of cloud computing? (Multiple answers)

A) Engineer A purchases an ECS on HUAWEI CLOUD.

B) Engineer B increases the number of CPUs of an ECS purchased on HUAWEI CLOUD from 2 to 4.

C) Engineer C increases the number of ECSs in a cluster to 10 during the Double 11 (November 11) shopping festival and restores the number of ECSs to 4 one week later.

D) An ECS purchased by engineer D is reclaimed after it expires due to no renewal.

Q6) The measurable service feature of cloud computing refers to charging based on time and usage.

A) True

B) False

Q7) Cloud computing is a product of Internet and computing technologies development. Therefore, cloud computing is indispensable of network connections

A) True

B) False

Q8) There are many milestone events in milestone events in the development of the Internet. Which of the following is true about the time sequence of the milestone events? (Single answer)

A) the Establishment of TCP/IP protocol --> Birth of ARPANET -> "www officially open to the public - -> Birth of DNS

B) Birth of DNS --> Establishment of the TCP/IP protocol Birth of ARPANET -> "www officially open to the public

C) "www officially open to the public →Birth of DNS --> Establishment of the TCP/IP protocol →Birth of ARPANET

D) Birth of ARPANET --> Establishment of the TCP/IP protocol --> Birth of DNS → "www officially open to the public

Q9) Which of the following is true about cloud computing? (single answers)

A) Cloud computing is a technology that enables users to obtain IT resources anytime and anywhere.

B) Various IT resources of cloud computing can be used only after being paid.

C) The IT resources of cloud computing can be used only through network connections.

D) During the process of obtaining IT resources, users need to repeatedly negotiate with cloud computing service provider.

Q10) which of the following can implement computing virtualization and improve resource utilization in the era of cloud computing 1.0? (Multiple answers)

A) KVM.

B) Open Stack

C) Hyper-V

D) Xen

Q11) When a cloud computing service provider offers cloud services to a customer, the customer needs only to inform the provider of the required resources or applications. Then the provider will provide the resources or applications immediately. When the customer needs to expand or reduce the capacity, the service provider can change the resources or applications accordingly. Which feature of cloud computing is reflected by the preceding description? (single answer)

A) Ubiquitous network access.

B) Resource pooling

C) Measurable service

D) Fast and elastic scaling

E) On-demand self-services

Q12) Hybrid cloud is a deployment mode that integrates features of the public cloud and private cloud. He industry cloud is a form of hybrid cloud.

A) True

B) False

Q13) Which of the following is the difference between the public cloud and the private cloud? (single answer

A) The public cloud has industry attributes, but the private cloud does not.

B) The private cloud has industry attributes, but the public cloud does not.

C) The public cloud is open to the public, while the private cloud is only open to specific users.

D) Public cloud services the need to be paid, while private cloud services are free of charge.

Q14) The cloud services purchased by a user include an application running environment, but do not contain any application or related data. This mode is ( ). (Single answer)

A) laaS

B) PaaS.

C) SaaS

D) Naas

Q15) Which of the following belongs to the SaaS mode of HUAWEI CLOUD? (Single answer)

A) Elastic cloud server (ECS)

B) Facial recognition

C) Elastic Volume Service (EVS)

D) Object Storage Service (OBS

16) laaS in cloud computing refers to ( ). (Single answer)

A) Information as a Service

B) Infrastructure as a Service

C) Industry as a Service

D) Instruction as a Service

Q17) On HUAWEI CLOUD, a user has applied for an ECS that has only the operating system installed. This servicer. Mode is ( ). (Single answer)

A) laaS

B) PaaS

C) SaaS

D) NaaS

Q18) Which of the following are true about the cloud computing deployment modes? (Multiple answers)

A) The private cloud is deployed on the premises of enterprises and used by internal employees.

B) The public cloud is generally constructed by carriers or cloud service providers. It sells or leases services to the public.

C) The hybrid cloud is generally constructed by carriers or cloud service providers. It integrates the features of the public cloud and private cloud. It sells or leases services to the public.

D) The industry cloud generally has attributes of a certain industry, which is a large private cloud" or "small public cloud".

Q19) A user applies for an ECS on HUAWEI CLOUD. Which of the following about ECS are true? (Multiple answers

A) The operating system of the ECS can be provided by HUAWEI CLOUD or created by the user.

B) If an IP address is configured for the ECS, the service mode is PaaS. Otherwise, the service mode is laaS.

C) You can log in to the ECS through a PC or a mobile phone.

D) Running of the ECS requires the local

E) hardware resources of the user.

Q20) If an enterprise deploys a hybrid cloud, which of the following devices cannot be used to set the boundary between the public cloud and private cloud? (Multiple answers)

A) Virtual switch

B) Core switch

C) Firewall

(d) Traffic cleaning device

Q22) Generally, a VM has a configuration file that records the specifications and name of the VM.

A) True

B) False

Q21) Which of the following is true about virtualization? (single answer

A) Applications that can run on physical machines can also run on VMs.

B) VMs with different virtualization technologies can be mutually converted.

C) virtualization improves the unification of hardware resources.

D) virtualization and non-virtualization resources cannot coexist in one data center.

Q23) Which of the following is an open-source virtualization technology? (single answer)

A) Hyper-V

B) KVM

C) vSphere

D) Fusion Compute

Q24) Which of the following are false about virtualization? (Multiple answers)

A) In cloud computing, virtualization at the laaS layer consists of computing virtualization, storage virtualization and network virtualization.

B) Computing virtualization includes CPU virtualization, memory virtualization, and I/O virtualization

C) Storage virtualization refers to distributed storage.

D) Network virtualization refers to distributed virtual switches.

Q25) Which of the following belong to computing virtualization? (Multiple answers)

A) CPU virtualization

B) Memory virtualization

C) Disk virtualization

D) Network virtualization

E) I/O virtualization

Q26) The main reason for the rapid development of virtualization is that the VM outperforms the physical machine and has a wider application scope.

A) True

B) False

Q27) Cloud computing is a product of parallel computing, grid computing, and distributed computing. Which of the following is true about their relationship? (single answer)

A) Distributed computing completely replaces grid computing.

B) Grid computing completely replaces parallel computing.

C) Cloud computing is a type of distributed computing.

D) Parallel computing, grid computing, and distributed computing all belong to cloud computing

Q28) The main driving force behind the emergence and development of virtualization technologies is ( ). (single answer

A) Make full use of hardware resources.

B) Emergence of the Internet

C) Enhance the identification of hardware resources.

D) Reduce the failure rate of hardware resources.

Q29) Which of the following belongs to the host machine role in Huawei FusionCompute architecture? (single answer)

A) UVP

B) KVM

C) VRM

D) CNA

Q30) In Huawei FusionCompute, a VM running Linux is created. In this scenario, the host OS runs in ( ). (single answer)

A) VRM

B) Linux VM

C) CNA

D) VNA

Q31) In computing virtualization, the operating system running in a VM is referred to as the host OS.

A) True

B) False

Q32) In computing virtualization, the hypervisor is an intermediate software layer running between the physical server and the OS. It monitors the status of the host OS

A) True

B) False

Q33) Which of the following is false about the hypervisor? (single answer)

A) In virtualization, only the hypervisor can directly access physical resources.

B) In virtualization, the hypervisor can monitor the status of the guest machine.

C) In virtualization, the hypervisor can directly run on the host machine.

D) In virtualization, the hypervisor and VMM are the same concept.

Q34) Which of the following are true about the relationship between the host machine and guest machine? (Multiple answers)

A) With the virtualization technology, one host machine can run multiple guest machines.

B) With the virtualization technology, one guest machine can use resources of multiple host machines.

C) With the virtualization technology, one host machine can run only one hypervisor.

D) With the virtualization technology, one guest machine can run only on the host machine where it is created.

Q35) Which of the following are true about the type I (bare metal) computing virtualization? (Multiple answers)

A) Applications can directly run on VMM.

B) VMM directly runs on the host machine.

C) VMM runs on the guest OS.

D) VMM runs on the guest machine

Q36) Which of the following is true about the type II (hosted) virtualization? (single answer)

A) VMM runs on the host OS.

B) VMM directly runs on the host machine.

C) VMM runs on the guest OS.

D) VMM runs on the guest machine

Q37) Open-source virtualization technologies are all type I virtualization. Closed source virtualization technologies are all type II virtualization.? (single answer)

A) True

B) False

Q38) If a VM on a physical host is faulty, other VMs on the physical host are not affected. Which of the following feature of the virtualization technology is reflected by the preceding description? (single answer)

A) Partition

B) Isolation

C) Encapsulation

D) Independence

Q39) Which of the following are used to allocate CPU and memory resources to VMs in computing virtualization? (Multiple answers)

A) Host OS

B) Guest OS

C) VMM

D) Hypervisor

Q40) Computing virtualization technologies can be classified into type I and type II virtualization or full virtualization and paravirtualization from different perspectives.

A) True

B) False

Q41) A VM consists of the VM configuration file and disk file. Users can move the two files to run the VM on different physical hosts. Which features of cloud computing are reflected by the preceding description? (Multiple answers

A) Encapsulation

B) Isolation

C) Independence

D) Partition

Q42) Which of the following are true about the encapsulation feature of virtualization? (Multiple answers)

A) Multiple VMs can concurrently run on a physical host.

B) If a VM has multiple disks, each disk generates a corresponding disk file.

C) The VM configuration file contains information such as the CPU type and quantity.

D) VMs can be migrated from one physical host to another.

Q43) Which of the following best demonstrate the advantages of virtualization? (Multiple answers)

A) With the virtualization technology, multiple applications can concurrently run on the

B) operating system of a physical host

C) With the virtualization technology, the CPU usage of a physical host keeps around 65%.

D) With the virtualization technology, VMs can be migrated between hosts.

E) With the virtualization technology, multiple VMs can concurrently run on a physical host

Q44) Virtualization is applicable to which of the following scenarios? (Multiple answers)

A) A company has 10 service systems. The resource usage rate of the hosts running the service systems is less than 20%.

B) All employees in a company almost use the same office desktop applications.

C) A scientific research institute uses a customized operating system to ensure the confidentiality of scientific research results.

D) An enterprise requires a high-load and compute-intensive environment.

Q45) The reasons why the computing virtualization technology can improve application reliability are ( ). (Multiple answers)

A) VMs that run applications are decoupled from hardware, enabling VMs to migrate between physical hosts.

B) The computing virtualization technology enables multiple applications to concurrently run on the same physical hos

C) The computing virtualization technology can automatically adjust VM specifications.

D) The computing virtualization technology can automatically allocate VMs that run applications to physical hosts with sufficient resources.

Q46) Which of the following are true about the relationship between virtualization and cloud computing? (Multiple answers)

A) Virtualization is one of the technologies to implement cloud computing.

B) Virtualization is a technology. Cloud computing is a service mode. Virtualization promotes the development of cloud computing.

C) Without cloud computing, virtualization has no value.

D) Without virtualization, cloud computing has no value.

Q47) The virtualization technology can improve hardware resource utilization and reduce O&M costs. Cloud computing also has these advantages. Therefore, cloud computing and virtualization technologies are inseparable from each other

A) True

B) False

Q48) Some virtualization technologies are opensource and some are closed-source. So does the cloud computing management platform. The open-source cloud computing management platform needs to be implemented by opensource virtualization technologies.

A) True

B) False

Q49) The CPU virtualization technologies can be classified into full virtualization, paravirtualization, software virtualization, and hardware-assisted virtualization.

A) True

B) False

Q50) Which of the following are true about KVM virtualization? (Multiple answers)

A) The host OS can be Linux.

B) The host OS can be Windows.

C) The guest OS can be Linux.

D) The guest OS can be Windows

Q51) Which of the following are true about Kernel-based Virtual Machine (KYM)? (Multiple answers)

A) KVM is an open-source virtualization technology

B) KVM belongs to type I virtualization

C) KVM belongs to type II virtualization

D) KVM is a module in the Linux kernel.

Q52) Which of the following are true about KVM and Xen? (Multiple answers)

A) KYM and Xen are open-source hypervisors.

B) Domain 0 and Domain U are concepts in KVM.

C) KVM and Xen can run in the same host OS.

D) Xen VMs can be converted to KVM VMs.

Q53) Kernel-based Virtual Machine (KVM) is an open-source full virtualization solution.

A) True

B) False

Q54) Which of the following belong to the Kernel-based Virtual Machine (KVM) architecture? (Multiple answers)

A) Libvirt.

B) Domain 0.

C) QEMU.

D) ESXi.

Q55) Kernel-based Virtual Machine (KVM) VMs can run on other virtualization platforms after being converted.

A) True

B) False

Q56) Which of the following is not a Kernel-based Virtual Machine (KVM) management tool?

A) Libvirt

B) Virsh command set.

C) Virt-Manager.

D) QEMU.

Q57) QEMU functions as a hardware Simulator in KVM. It is a unique technology of the Linux operating system.

a) True

B) False

Q58) Which of the following operations can be performed in Huawei FusionCompute? (Multiple answers)

A) Create VMs

B) Delete VMs.

C) Convert VMs on other virtualization platforms to VMs that can be used by FusionCompute

D) Clone VMs

Q59) In Huawei FusionCompute, users can manage VMs in which of the following modes? (Multiple answers)

A) Log in to the CNA and run commands for management

B) Log in to the VM for management

C) Log in to the VRM and use the GUI for management.

D) Log in to the CNA and use the GUI for management.

Q60) You can create a KVM VM on the GUI or by running commands

A) True

B) False

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