Practice Free H13-511_V5.5-ENU Exam Online Questions
The reason why computing virtualization technology can improve application reliability is? (Multiple choice)
- A . The virtual machine hosting the application is decoupled from the hardware, and the virtual machine can be used to migrate between multiple physical hosts
- B . Use computer virtualization technology to automatically assign virtual machines hosting applications to physical hosts with sufficient resources
- C . Use computing virtualization technology to enable multiple applications to run on a physical host at the same time
- D . Use computing virtualization technology to automatically adjust virtualization specifications
In the non-virtualization scenario, the instructions issued by the host operating system are generally divided into two types, () and ordinary instructions.
Use virtualization technology for resource integration and unified management in IT scenarios with complex architectures. Because resources are large and complex, it is recommended to use sojourn virtualization for customer experience.
- A . True
- B . False
In Huawei FusionComputer, which of the following descriptions about raw device mapping is incorrect?
- A . A data storage using raw device mapping can only correspond to one LUN on the SAN storage
- B . The operating system is recommended to be installed on a disk that uses the raw device mapping function
- C . Disk performance using raw device mapping is the best
- D . A data store that uses raw device mapping can only correspond to one disk
Which class of IPv4for address is is used for multicast?
- A . Class A
- B . Class B
- C . Class D
- D . Class C
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.
- A . True
- B . False
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 . True
- B . False
Which of the following descriptions about memory bubbles is wrong?
- A . The virtualization layer can reclaim the physical memory temporarily unused by the virtual machine and allocate it to other virtual machines for use
- B . Multiple virtual machines can share the same memory space using data
- C . The operation of the memory bubble is automatically implemented by the virtualization layer, and the user level has no perception
- D . The total memory allocated for virtual machines on the server cannot exceed the total physical memory of the server
Horizontal expansion means that when the business volume continues to grow, it is not necessary to upgrade the server specifications, but only need to increase the number of servers to meet the demand.
- A . True
- B . False
Virtualization is divided into computing virtualization, storage virtualization, and network virtualization, corresponding to cloud hosts, cloud hard disks, and cloud networks in cloud computing.
- A . True
- B . False