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Worksheetsبصمج يا دولي
Total questions: 128
Worksheet time: 1hrs 4mins
Name
Class
Date
1.
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.
2.
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
d)
When using cloud computing resources, the users need to solve all by problems by themselves
3.
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.
4.
Which of the following is true 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
5.
) 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.
6.
The measurable service feature of cloud computing refers to charging based on time and usage
a)
True
b)
false
7.
Cloud computing is a product of Internet and computing technologies development. Therefore,
cloud computing is indispensable of network connections.
a)
True
b)
false
8.
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
9.
) 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
10.
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
11.
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
12.
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
13.
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.
14.
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)
IAAS
b)
PAAS
c)
SAAS
d)
NAAS
15.
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
17.
On HUAWEI CLOUD, a user has applied for an ECS that has only the operating system installed. This servicer. mode is ( ). (Single answer)
a)
IAAS
b)
PAAS
c)
SAAS
d)
NAAS
18.
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".
19.
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
20.
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
21.
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.
22.
Generally, a VM has a configuration file that records the specifications and name of the VM.
a)
True
b)
false
23.
Which of the following is an open-source virtualization technology? (single answer)
a)
Hyper-V
b)
KVM
c)
vSphere
d)
Fusion Compute
24.
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
25.
Which of the following belong to computing virtualization? (Multiple answers)
a)
CPU virtualization
b)
Memory virtualization
c)
Disk virtualization
d)
I/O virtualization
26.
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
27.
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
28.
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.
29.
Which of the following belongs to the host machine role in Huawei FusionCompute architecture?
(single answer
a)
UVP
b)
KVM
c)
VRM
d)
c na
30.
In Huawei FusionCompute, a VM running Linux is created. In this scenario, the host OS runs in ( ).
a)
VRM
b)
Linux VM
c)
cna
d)
VNA
31.
In computing virtualization, the operating system running in a VM is referred to as the host OS.
a)
True
b)
false
32.
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
33.
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.
34.
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.
35.
Which of the following are true about the type I (bare metal) computing virtualization? (Multiple answers)
a)
Applications can directly run on VMM
b)
Applications and VMs can directly run on the host OS.
c)
The hypervisor directly runs on physical hardware.
d)
Application cannot directly run on the host machine
36.
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
37.
) Open-source virtualization technologies are all type I virtualization. Closed source virtualization technologies are all type II virtualization.? (single answer)
a)
True
b)
false
38.
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
39.
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
40.
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
41.
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
42.
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.
43.
Which of the following best demonstrate the advantages of virtualization? (Multiple answers)
a)
With the virtualization technology, multiple applications can concurrently run on the operating system of a physical host.
b)
With the virtualization technology, the CPU usage of a physical host keeps around 65%.
c)
With the virtualization technology, VMs can be migrated between hosts.
d)
With the virtualization technology, multiple VMs can concurrently run on a physical host.
44.
Virtualization is applicable to which of the following scenarios? (Multiple answers)
a)
4
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.
45.
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 host.
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
46.
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.
47.
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
48.
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
49.
The CPU virtualization technologies can be classified into full virtualization, paravirtualization, software virtualization, and hardware-assisted virtualization.
a)
True
b)
false
50.
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.
51.
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
52.
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.
53.
Kernel-based Virtual Machine (KVM) is an open-source full virtualization solution.
a)
True
b)
false
54.
Which of the following belong to the Kernel-based Virtual Machine (KVM) architecture? (Multiple answers)
a)
Libvirt
b)
Domain 0
c)
QEMU
d)
ESXi
55.
Kernel-based Virtual Machine (KVM) VMs can run on other virtualization platforms after being converted.
a)
True
b)
false
56.
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.
57.
QEMU functions as a hardware Simulator in KVM. It is a unique technology of the Linux operating system
a)
True
b)
false
58.
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
59.
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.
60.
You can create a KVM VM on the GUI or by running commands.
a)
True
b)
false
61.
Which of the following are true about the function of Libvirt in Kernel-based Virtual Machine (KVM)? (Multiple answers)
a)
Libvirt is one of the KVM management tools.
b)
The Libvirt APls can be called to operate KVM VMs in multiple programming languages.
c)
Libvirt is customized for KVM
d)
Libvirt is an indispensable part of the KVM architectur
62.
Which of the following are true about Virtio? (Multiple answers)
a)
Virtio is an I/O paravirtualization solution.
b)
Virtio is an I/O full virtualization solution
c)
Virtio improves I/O forwarding efficiency.
d)
After Virtio is used, OEMU is not required.
63.
If KVM uses Virtio, which of the following are true about the I/O forwarding process? (Multiple answers)
a)
The I/O requests need to be forwarded by the KVM module
b)
The I/O requests are directly sent by the frontend driver to the backend driver
c)
The forwarding efficiency of I/O requests increases
d)
The I/O requests are not forwarded through QEMU
64.
With Virtio, the NIC transmission rate of a Windows VM is 10 Gbit/s
a)
True
b)
false
65.
In Huawei FusionCompute, which of the following is false about the uplink links?
a)
The uplink is between the DVS and physical NIC of the host. One host has only one uplink
b)
An uplink can correspond to one physical network port or the logical port that binds multiple physical network ports.
c)
A host can have multiple uplinks connected to different DVSs
d)
Multiple DVSs cannot share an uplink.
66.
In Huawei FusionCompute, which of the following is false about port groups and security groups?
a)
One DVS can have multiple port groups. One VM can be protected by multiple security groups
b)
Security groups protect VMs based on port groups.
c)
A VM NIC is connected to a virtual port in a port group. A VM NIC is associated with a security group.
d)
A port group is an aggregation of virtual ports on a DVS. A security group is a set of rules
67.
The service mode shown in this picture is ( ).?
a)
laaS
b)
PaaS
c)
SaaS
d)
DaaS
68.
In Huawei FusionCompute, common NICs can be bound in ( ) modes.
a)
Active/Standby.
b)
) Load sharing based on round-robin
c)
Load sharing based on source and destination MAC addresses.
d)
Load sharing based on source and destination port groups
69.
The virtualization technology can virtualize a physical server into multiple VMs, improving the hardware performance of the physical server.
a)
True
b)
false
70.
In Huawei FusionCompute, Tools installed for VMs are irrelevant to the operating system types and versions of the VMs.
a)
True
b)
false
71.
In Huawei FusionCompute, the management VLAN ID used by VRM cannot be changed
a)
True
b)
false
72.
FusionCompute, which of the following deployment modes is recommended to improve VRM reliability?
a)
Single-node deployment
b)
Active/Standby deployment
c)
Hybrid deployment
d)
Active-active deployment
73.
In Huawei FusionCompute, which of the following are true about the relationship about quantities of VMs and DVSs?
a)
If a VM has one NIC, the NIC can be associated with multiple DVSs
b)
If a VM has one NIC, the NIC can be associated with only one DVS.
c)
If a VM has multiple NICs, multiple NICs can be associated with the associated with same DVS.
d)
If a VM has multiple NICs, each NIC can be associated with a DVS.
74.
The prerequisites for communication between a VM and other VMs are ( ).
a)
Configure the gateway address for the VM.
b)
Configure a fixed IP address for the VM.
c)
Configure a correct MAC address for the VM
d)
Configure a correct IP address for the VM.
75.
In Huawei FusionCompute, the VLAN ID (except 0) configured for a distributed virtual switch (DVS) must exist on the physical switch. Otherwise, VM communications will be abnormal.
a)
True
b)
false
76.
In Huawei FusionCompute, a DVS can be configured with static routes and multiple types of dynamic routes.
a)
True
b)
false
77.
In Huawei FusionCompute, a management IP address must be configured for each DVS to facilitate unified management of DVSs.
a)
True
b)
false
78.
In Huawei FusionCompute, the IP address of a Windows VM is 0.0.0.0. The possible cause is ( ).
a)
The IP address of the VM is manually set.
b)
The IP address of the VM is allocated using DHCP.
c)
Tools is installed on the VM.
d)
The IP address of the VM is manually set to 0.0.0.0.
79.
Which of the following traffic types belong to southbound and northbound traffic?
a)
Traffic generated by mutual access between VMs in a data center
b)
Traffic generated when customers access services in a data center through the Internet.
c)
Traffic generated during VM live migration.
d)
Traffic generated by mutual access between VMs across data centers.
80.
Which of the following statements about VLAN functions is false?
a)
Isolates broadcast domains.
b)
Enhances network security.
c)
Increases the interface bandwidth of physical switches
d)
) Improves network robustness
81.
Which of the following remote management methods are supported by physical switches?
a)
Telnet
b)
SSL
c)
Web
d)
SSH
82.
Data packets in a cloud computing virtual network must be routed and forwarded by routers in a physical network.
a)
True
b)
false
83.
In practice, which of the following functions is supported by VLANs?
a)
VMs in different VLANs can use the same IP address. No IP address conflict occurs.
b)
If VMs in two departments use different VLANs, the VMs cannot communicate with each other.
c)
VMs in the same VLAN can use IP addresses in different IP address segments and can discover each other through broadcast.
d)
VMs in the same VLAN must use IP addresses in the same IP address segment. Otherwise, communications between the VMs will fail.
84.
If VM A and VM B run on different physical servers, which of the following physical devices is used during communications?
a)
Virtual NIC
b)
Virtual switch
c)
Physical switch
d)
Physical NIC
85.
A VM can have multiple virtual NICs, which correspond to different virtual switches.
a)
True
b)
false
86.
The port configuration of a Huawei switch is as follows: interface XGigabitEthemet0/0/4 port linktype trunk port trunk allow-pass vlan 16 17 Which of the following statements is true based on the preceding configuration?
a)
Data frames with the VLAN 16 tag will be untagged and forwarded when passing through this port.
b)
Data frames with the VLAN 17 tag will be forwarded with the tag retained when passing through this port.
c)
Data frames without any tags will be tagged with VLAN 16 or VLAN 17 when passing through this port and then forwarded.
d)
Data frames without any tags will be discarded when passing through this port
87.
Which of the following technologies can increase the link rate on a switch?
a)
LACP
b)
LDAP
c)
VxLAN
d)
VLAN
88.
On a physical network, which of the following devices supports route forwarding requests?
a)
Router
b)
layer 2 switch
c)
Hub
d)
Physical server NIC
89.
The port configuration of a Huawei switch is as follows: interface GigabitEthernet0/0/1 port linktype access port default vlan 16 Which of the following statements is true based on the preceding configuration?
a)
This port does not perform any operation on the data frames that pass through it
b)
This port removes the VLAN 16 tag from the data frames and forwards the data frames.
c)
This port allows only the data frames with the VLAN 16 tag to pass through.
d)
This port adds the VLAN 16 tag to the data frames that pass through it.
90.
In KVM, there are two methods for connecting VM NICs to a physical network: ( ).
a)
Bridge connection and address translation.
b)
Bridge connection and direct connection.
c)
Passthrough and bridge connection.
d)
Address translation and passthrough.
91.
If a VM needs to communicate with other VMs, which of the following operations is mandatory?
a)
Add at least one NIC for the VM.
b)
Connect the physical server where the VM is located to the Internet.
c)
Configure port binding on the physical server.
d)
Configure port binding on the physical switch.
92.
If two VMs can ping each other, which of the following network devices will certainly be used during communications?
a)
Virtual NIC
b)
Distributed virtual switch (DVS)
c)
Physical switch
d)
Physical NIC
93.
If VM A can ping VM B, which of the following inferences is true?
a)
VM A and VM B run on the same physical host.
b)
VM A and VM B use the same network segment.
c)
VM A and VM B are configured with correct IP addresses.
d)
VM A and VM B use different network segments.
94.
Virtual switches are indispensable to successful communications between VMs.
a)
True
b)
false
95.
Which of the following technologies or devices cannot isolate broadcast domains?
a)
Firewall
b)
Router
c)
Hub
d)
VLAN
96.
Switches are classified as access switches, aggregation switches, and core switches. Virtual switches belong to aggregation switches.
a)
True
b)
false
97.
Core services of an enterprise are deployed on multiple VMs in cluster mode. High availability (HA) policies can be configured for the VMs to improve service reliability.
a)
True
b)
false
98.
Which of the following operations can be performed under the VLAN Pool menu on Huawei FusionCompute?
a)
Add ten VLAN pools with the same VLAN ID to the same OVS.
b)
Add one VLAN pool to the DVS and set the start VLAN ID of the VLAN pool to 100.
c)
Add one VLAN pool to the DVS and set the start VLAN ID of the VLAN pool to 0.
d)
Add one VLAN pool to the DVS and set the end VLAN ID of the VLAN pool to 4096.
99.
Which of the fallowing QoS parameters can be set for VMs on FusionCompute?
a)
Network
b)
GPU
c)
CPU
d)
Memory
100.
Which of the following statements about security groups are true?
a)
A security group, similar to a firewall, is used to set network access control for a single or multiple VMs. It is an important security isolation method.
b)
A security group is a logical group.
c)
Security groups are used to protect VM security
d)
When a VM is created, a security group is generated at the same time.
101.
In Huawei FusionCompute, which of the following statements about security groups and rules is false?
a)
A security group must be created before rules can be added
b)
Only a security group that contains no VMs can be deleted.
c)
The changes to security group rules can only be manually applied to VMs in the security group
d)
By default, a security group rejects all access requests before rules are added to it.
102.
Which of the following statements about the application scenarios of security groups is false?
a)
Security group rules can be configured to prohibit VMs from accessing the FTP server.
b)
be configured to allow only the specified IP addresses to remotely log in to VMs
c)
Security group rules can be configured to disallow access to VMs.
d)
Security group rules can be configured to control the permissions on folders in a VM
103.
If a security group is deleted, the rules in the security group will be deleted as well.
a)
True
b)
false
104.
In Huawei FusionCompute, which of the following statements about security group rules is false?
a)
A security group is essentially a set of rules.
b)
All VM NICs in the same security group use this security group rule for access control.
c)
VMs can communicate with external networks only after a security group is created for the VMs and rules are added to the security group.
d)
If a VM has multiple NICs, a security group can be configured for each NIC
105.
In Huawei FusionCompute, which of the following statements about deleting a security group is false?
a)
A security group can be deleted properly even if it is authorized to access other security groups.
b)
The security group to be deleted cannot contain any VMs. If a VM exists in the security group, the VM must be removed from the security group before the security group can be deleted
c)
After a security group is deleted, all security group rules in the group will be deleted as well.
d)
When a security group to which a VM belongs is deleted, the effects of other security groups on this VM are not changed.
106.
In FusionCompute, virtual switches connect to a physical network ().
a)
Uplink
b)
iNIC
c)
Virtual NIC
d)
Port group
107.
In FusionCompute, which of the following operations can take effect immediately?
a)
Deleting a NIC
b)
Installing Tools
c)
Directly reading and writing data on a newly attached disk
d)
Reducing disk capacity
108.
In Huawei FusionCompute, the gateway address of a VM is set on which of the following network devices?
a)
Layer 3 switch
b)
Layer 1 physical device
c)
Virtual switch
d)
Layer 2 switch
109.
In Huawei FusionCompute, the uplink is used to ( ).
a)
Check the status of vNICs
b)
Connect a virtual network to a physical network
c)
Manage MAC address of VMs
d)
Assign IP addresses to VMs.
110.
In FusionCompute, the administrator binds the two NICs of the CNA host through active/standby mode. The data transmission rate is equal to the sum of the transmission rates of the two network ports
a)
True
b)
false
111.
Which of the following statements about the cluster, host, and VM in Huawei FusionCompute is false?
a)
A cluster consists of multiple hosts and their associated storage and network resources.
b)
Whether multiple hosts belong to the same cluster depends on whether they use the same shared storage.
c)
VMs can be migrated across clusters.
d)
Hosts can move between different clusters.
112.
In Huawei FusionCompute, which of the following are the methods for creating VM?
a)
Importing a VM from other virtualization platforms
b)
Creating a new VM
c)
Cloning a VM from an existing VM
d)
Deploying a VM using a template
113.
In Huawei FusionCompute, administrators can view the DVS ports connected to VMs
a)
True
b)
false
114.
In Huawei FusionCompute, the VLAN ID of a port group is set to 0, which indicates ( ).
a)
The data frames that pass through the port group Will not be modified
b)
Data frames with a VLAN tag are not allowed to pass through the port group.
c)
Only data frames with the VLAN 0 tag can pass through the port group
d)
The VLAN tag of the data frames that pass through the port group will be set to 0.
115.
In Huawei FusionCompute, the virtual NICs of each VM are connected to the ports of the virtual switch. To facilitate simultaneous configuration and management of multiple ports, the ports with the same network attributes are added to the same port group.
a)
True
b)
false
116.
In Huawei FusionCompute, if there are just a few physical NICs on the server, multiple planes can be co-deployed and logically isolated by using VLANs.
a)
True
b)
false
117.
Which of the following statements about hypervisors is true?
a)
Hypervisor is virtualization.
b)
A hypervisor is an operating system.
c)
A hypervisor is a key technology in computing virtualization
d)
A hypervisor contains a large number of drivers Therefore, drivers and patches do not need to be installed for the hypervisor
118.
In Huawei FusionCompute, what network device does a DVS correspond to?
a)
Hub
b)
Layer 2 switch
c)
Layer 3 switch
d)
Router
119.
Which of the following statements about the Huawei FusionCompute architecture is false?
a)
VRM can be deployed on a CNA or a dedicated server.
b)
CNAs provide computing resources for VMs
c)
VRM provides a management portal for administrators.
d)
CNAs can manage the network, storage, and computing resources of a cluster.
120.
In Huawei FusionCompute, which of the following statements about VM NICs is true?
a)
Virtual NIC and physical NIC are two different NIC types. A virtual NIC does not require a MAC address.
b)
The MAC address and IP address of a virtual NIC can be manually configured
c)
The MAC address and IP address of a virtual NIC are automatically allocated by VRM
d)
The IP address of a Virtual NIC must be manually configured
121.
In Huawei FusionCompute, VMs can have multiple virtual NICs.
a)
True
b)
false
122.
Virtualization features include partitioning, isolation, encapsulation, and independence
a)
True
b)
false
123.
The KVM virtualization architecture includes the KVM module, QEMU, and Libvirt. Which of the following statements about these modules is false?
a)
KVM and OEMU can form a Virtualization solution
b)
Libvirt and OEMU can form a virtualization solution.
c)
The QEMU module is responsible for simulating I/O operations.
d)
The KVM module is responsible for creating vCPUs and allocating virtual memory.
124.
Which of the following statements about Virt-manager are true?
a)
Virt-manager is a graphical management tool for KVM VMs.
b)
Virt-manager is a KVM VM management command set.
c)
Virt-manager is an open-source KVM VM management tool
d)
Virt-manager is a commercial KVM VM management tool.
125.
In cloud computing, there are virtual networks and physical networks.
a)
True
b)
false
126.
Which of the fallowing are the features of the cloud computing 1.0 era?
a)
Adopts virtualization technologies to improve resource utilization.
b)
Focuses on virtualization products
c)
Supports agile application development and lifecycle management.
d)
Standardizes and automates resource services.
127.
In the cloud computing, hardware of the same type of different models can form a resource pool.
a)
True
b)
false
128.
Virtualization includes computing virtualization, storage virtualization, and network virtualization, which correspond to elastic cloud servers (ECSs), Elastic Volume Service (EVS) disks, and cloud networks in cloud computing respectively.
a)
True
b)
false
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