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)

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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.

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

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

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

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

Running of the ECS requires the local

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

VMs with different virtualization technologies can be mutually converted.

Applications that can run on physical machines can also run on VMs

virtualization improves the unification of hardware resources.

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

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

Storage virtualization refers to distributed storage.

Network virtualization refers to distributed virtual switches

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

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

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

Cloud computing is a type of distributed computing.

Distributed computing completely replaces grid computing.

Grid computing completely replaces parallel computing.

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

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

Make full use of hardware resources.

Enhance the identification of hardware resources.

Reduce the failure rate of hardware resources.

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

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

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

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

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

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

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

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

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

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

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

The hypervisor directly runs on physical hardware.

Application cannot directly run on the host machine

Applications can directly run on VMM

Applications and VMs can directly run on the host OS.

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

VMM directly runs on the host machine.

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

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

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

Multiple VMs can concurrently run on a physical host.

VMs can be migrated from one physical host to another.

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

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

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

With the virtualization technology, multiple applications can concurrently run on the operating system of a physical host.

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

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

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

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

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

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

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

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

The computing virtualization technology enables multiple applications to concurrently run on the same physical host.

The computing virtualization technology can automatically adjust VM specifications.

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

Virtualization is one of the technologies to implement cloud computing.

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

Without cloud computing, virtualization has no value.

Without virtualization, cloud computing has no value.

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

KVM is an open-source virtualization technology

KVM belongs to type II virtualization

KVM is a module in the Linux kernel

KVM belongs to type I virtualization

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Computers

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MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

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

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

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

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

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

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

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

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

When using cloud computing resources, the users need to solve all by problems by themselves

MULTIPLE SELECT QUESTION

30 sec • 1 pt

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

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

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

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

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

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is true about the resource pooling feature of cloud computing? (single answer)

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

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

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

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

MULTIPLE SELECT QUESTION

30 sec • 1 pt

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

Engineer A purchases an ECS on HUAWEI CLOUD.

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

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.

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

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

True

false

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

True

false

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بصمج يا دولي

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

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

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

Which of the following is true about the resource pooling feature of cloud computing? (single answer)

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

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

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

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)

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

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

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