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Huawei HCIA-Datacom V1.0 Sample Questions:

1. The following description of the Layer 2 Ethernet switch is incorrect ().

A) Forward according to the Layer 2 header information of the Ethernet frame
B) Layer 2 Ethernet switch works at the data link layer
C) Need to make certain modifications to the layer 3 header of the forwarded message, and then forward it
D) Able to learn MAC. Address

2. After a fault occurs in the network, the administrator finds that the configuration of a certain router has been modified through troubleshooting. What measures should the administrator take to avoid this situation from happening again? ()*

A) The administrator should configure AAA. to authenticate and authorize users who log in to the device
B) The administrator should enable port-security on the routed management port
C) The administrator should configure the permission level of all accounts except the administrator to log in to the device as
D) The administrator should configure ACL to control that only the administrator can log in to the device

3. In the WLAN architecture, the FIT AP cannot work independently and needs to be managed by AC.
Which of the following protocols are used to communicate between FIT AP and AC.? ()

A) APWAP
B) WEP
C) WAP
D) IPsec

4. Virtualization is the basis for implementing NEV. Which of the following statements about the characteristics of virtualization is correct? ()*

A) Hardware independence: Virtual machines and hardware are decoupled, and virtual machines can be migrated between servers.
B) Encapsulation: All virtual machines share the operating system, and encapsulation is achieved through namespaces.
C) Isolation, where virtual machines on the same physical server are isolated from each other.
D) Partitioning: Multiple virtual machines can be run on a single physical server at the same time.

5. The IPv6 protocol uses NS and NA packets for duplicate address detection ().

A) False
B) True

Solutions: