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NEW QUESTION # 174
In modern computers, CPUs cannot directly read data from disk instead the data must be first read to which of the following devices?
- A. arithmetic logic unit
- B. register
- C. Cache
- D. Memory
Answer: D
NEW QUESTION # 175
In schools and companies, multiple users often share a small number of public network addresses to access the Internet. In this case, NAT technology can be used to meet the requirements.
- A. False
- B. True
Answer: B
NEW QUESTION # 176
When configuring IP SAN for the host, it is usually necessary to configure () for the host on the storage device so that the host and IPSAN can be mapped.
- A. ISCSI Server
- B. ISCSI Initiator
- C. ISCSI Client
- D. ISCSI Target
Answer: B
NEW QUESTION # 177
In FusionCompute, the storage resources used by virtual machines can come from FusionCompute storage, SAN storage, NAS storage, and local disks.
- A. False
- B. True
Answer: A
NEW QUESTION # 178
OpenStack is a free software and open source project jointly developed and initiated by NASA and Rackspace (), authorized by license.
Answer:
Explanation:
Apache
NEW QUESTION # 179
Huawei Cloud supports the creation of bare metal servers based on cloud hard disks, that is, the system disk of bare metal servers is cloud hard disks. Which of the following items are the advantages of bare metal servers based on cloud hard disks? (Multiple choice)
- A. Support the backup of the whole machine, and the data is more secure
- B. Support system disk migration to ensure service reliability
- C. Congyun hard disk starts, shortening the distribution time
- D. Support image export, and reuse the configuration of the existing bare metal server to other machines
Answer: B,C
NEW QUESTION # 180
The essence of the Internet of Things is still the Internet. Only when hardware or products are connected to the Internet and data interaction occurs, it can be called the Internet of Things.
- A. False
- B. True
Answer: B
NEW QUESTION # 181
Virtual machine resource QOS supports CPU QOS, memory QOS and network QOs.
- A. False
- B. True
Answer: B
NEW QUESTION # 182
In Huawei FusionCompute, all virtual machine NICs added to the same security group are filtered by this security group. In order to improve security, the same NIC needs to be added to multiple security groups.
- A. False
- B. True
Answer: A
NEW QUESTION # 183
Which of the following are common virtual machine disk file formats? (Multiple choice)
- A. VHD
- B. VDl
- C. RAW
- D. CIFS
Answer: A,B,C
NEW QUESTION # 184
Linux provides the graphical user interface and what for users to interact with the system?
Answer:
Explanation:
Linux provides both the Graphical User Interface (GUI) and the Command Line Interface (CLI) for users to interact with the system. The GUI offers a visual representation of the system with windows, icons, and menus, making it more user-friendly. The CLI, on the other hand, allows users to interact with the system using text-based commands, which can be more efficient and powerful for advanced users and system administrators.
NEW QUESTION # 185
In FusionAccess, which of the following descriptions about linked clone virtual machines are correct? (Multiple choice)
- A. Linked clone virtual machine templates need to add domains, but do not need to encapsulate the system
- B. The linked clone virtual machine logically combines the master disk and the differential disk into a linked clone disk, which is used as the virtual machine system disk
- C. Linked-clone desktop groups support "pooled" and "dedicated" types
- D. Linked clone virtual machines support rapid provisioning in batches
Answer: A,B,D
NEW QUESTION # 186
Which of the following descriptions about Libvirt components is wrong?
- A. Libvirt is a set of library functions that are called by other technologies to manage the virtual machine on the machine
- B. Libvirt provides programming interfaces in multiple languages. You can directly call the external interface provided by Libvirt to operate the virtual machine through programming.
- C. Both KVM and Xen can call the api provided by Libvirt to manage the virtualization platform
- D. Libvirt is a closed source project, it is a very powerful management tool
Answer: D
NEW QUESTION # 187
Which of the following operations can a user perform on a data disk image on HUAWEI CLOUD?
(Multiple choice)
- A. mirror image
- B. Export image
- C. Apply for a server
- D. Apply for a data disk
Answer: A,D
NEW QUESTION # 188
Which of the following descriptions about the use of containers are correct? (Multiple choice)
- A. Used to provide an operating environment that requires high isolation
- B. Used to build a microservice architecture
- C. Cloud services for providing elasticity
- D. Used to provide a test environment for continuous integration
Answer: B,C,D
NEW QUESTION # 189
A bank now needs to purchase batches of hard disks to store some key data in daily operations.
Which of the following hard disks is the most suitable?
- A. SATA disk
- B. SSD disk
- C. SAS disk
- D. NL-SAS disk
Answer: B
NEW QUESTION # 190
Which of the following items should be included in complete route information?
- A. next top address
- B. source Nettwerk address
- C. destinations subnet and mask
- D. destination Nettwerk
Answer: A,C,D
NEW QUESTION # 191
Mainstream virtualization technologies all have the function of console management of the virtual machine. If an employee fails to log in to the virtual machine on the FusionCompute platform using VNC, the possible reason is that the virtual machine is not configured with an IP address.
- A. False
- B. True
Answer: A
NEW QUESTION # 192
In Huawei Fusion Computerr, which of the following descriptions about hot migration is incorrect?
- A. The types of virtual machine live migration are divided into changing the host, changing the data storage, and changing the host and data storage
- B. Use memory data fast copy and shared storage technology during virtual machine live migration to ensure that data remains unchanged before and after virtual machine migration
- C. Hot migration includes virtual machine hot migration and disk hot migration
- D. Storage live migration can only be migrated within the same storage device under storage virtualization management
Answer: D
NEW QUESTION # 193
In which of the following scenarios, the core instructions issued by the operating system can be directly sent to the underlying hardware?
- A. Non-virtualized scenarios
- B. CPU Paravirtualization Scenario
- C. Hardware Assisted Virtualization Scenarios
- D. CPU full virtualization scenario
Answer: A
NEW QUESTION # 194
Metal virtualization directly uses Hypervvisor to call resources for virtual machines, does not depend on the underlying operating system, and reduces process scheduling, so performance is more advantageous than sojourn virtualization.
- A. False
- B. True
Answer: B
NEW QUESTION # 195
Which of the following is the correct description of the main purpose of enabling the NUMA function?
- A. Optimize the memory access performance of the virtual machine
- B. Maximize the computing power of the vCPU of the virtual machine
- C. Maximize the reuse rate of physical machine memory
- D. Maximize the computing power of the physical host CPU
Answer: A
NEW QUESTION # 196
After the HA switch is turned on on FusionCompute, the virtual machine fails, but the virtual machine is not automatically recreated. The possible reason is that there are not enough resources in the cluster.
- A. False
- B. True
Answer: B
NEW QUESTION # 197
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