[Nov-2022] H12-811-ENU Dumps Full Questions - HCIA-Datacom Exam Study Guide
Exam Questions and Answers for H12-811-ENU Study Guide
NEW QUESTION 55
Connection between switches and hosts, which port link type is often used by the switch?
- A. Hybrid link
- B. Trunk link
- C. Trunk link
- D. Access link
Answer: D
NEW QUESTION 56
After the link authentication is completed, the STA will continue to initiate link service negotiation. Which of the following messages is used to achieve the specific negotiation?
- A. Association
- B. Handshake
- C. Join
- D. Negotiate
Answer: D
NEW QUESTION 57
How many bits are there in the VLAN ID in the VLAN format defined by IEEE802.1Q?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: D
NEW QUESTION 58
What is the total length of the IPv6 address in bits?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: D
NEW QUESTION 59
In the network shown in the figure below, the output information of switch A is shown in the figure. Then in the MAC address table of switch A, which interface does the MAC address of host B correspond to?
- A. GigabitEthernet0/0/1
- B. GigabitEthernet0/0/2
- C. Eth-Trunk 1
- D. GigabitEthernet 0/0/3
Answer: C
NEW QUESTION 60
Which of the following working modes are supported by Huawei Enterprise AP? (Multiple Choice)
- A. FAT
- B. FIT
- C. Local
- D. Cloud
Answer: A,B
NEW QUESTION 61
On which layer of the OSI reference model does the Ethernet switch work?
- A. Data link layer
- B. Network layer
- C. Physical layer
- D. Transport layer
Answer: A
NEW QUESTION 62
What kind of message does the OSPF protocol use to send LSA to neighbors?
- A. LSA
- B. LSU
- C. LSR
- D. LSACK
Answer: B
NEW QUESTION 63
On the VRP operating platform, what is the command to display the current interface configuration in the interface view?
- A. display this
- B. display version
- C. display ip interfacebrief
- D. display users
Answer: D
NEW QUESTION 64
How to enter the view of OSPF area 0 in the vrp operating system? (Multiple choice)
- A. [Huawei-ospf-1] area 0.0.0.0
- B. [Huawei-ospf-1] area 0
- C. [Huawei-ospf-1] area 0 enabel
- D. [Huawei] ospf area 0
Answer: A,B
NEW QUESTION 65
To query the configuration information of the device's OSPF protocol, which of the following commands can be used? (Multiple Choice)
- A. display current-configuration
- B. dis ip routing-table
- C. display ospf peer
- D. Enter the command "display this" in the OSPF protocol view
Answer: A,D
NEW QUESTION 66
Telnetlib is a module that implements the Telnet protocol that comes with Python.
- A. True
- B. False
Answer: A
NEW QUESTION 67
As shown in the figure, the switch runs STP with default parameters, which of the following ports will be elected as the designated port?
- A. HUB's G0/0/2 port
- B. HUB's G0/0/1 port
- C. G0/0/1 port of switch A
- D. Port G0/0/2 of switch A
Answer: C
NEW QUESTION 68
NFV (Network Functional Virtualization), network function virtualization realizes the deployment of network applications in a software-based way.
- A. True
- B. False
Answer: A
NEW QUESTION 69
The information shown in the figure is the port status information displayed on a switch running STP. According to this information, which of the following description is wrong?
- A. This switch is the root switch in the network
- B. This network may only contain this switch
- C. The priority of this switch is 0
- D. This switch may be connected to six other switches
Answer: C
NEW QUESTION 70
What is the protocol number corresponding to the ospf protocol at the network layer?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: C
NEW QUESTION 71
As shown in the figure below, the network and switch configuration information are shown in the figure. Which of the following statements is correct? (Multiple choice)
- A. Host A and Host B can be pinged
- B. The PVID of the switch GigabitEthernet0/0/1 port is 20
- C. Data frames on the two links do not contain VLAN TAG
- D. Host point and host B cannot ping
Answer: B,C,D
NEW QUESTION 72
Hybrid port can be connected to user host and other switches.
- A. True
- B. False
Answer: A
NEW QUESTION 73
The output information of a switch is shown in the figure. Which of the following statements is correct? (Multiple choice)
- A. The GE0/0/1 port of the switch does not carry VLAN TAG when sending VLAN10 data frames
- B. The GE0/0/2 port of the switch carries VLAN TAG when sending VLAN20 data frames
- C. The GE0/0/1 port of the switch does not carry VLAN TAG when sending VLAN20 data frames
- D. The user manually created 4 VLANs
Answer: A,B,D
NEW QUESTION 74
On Huawei routers, what is the default value of the OSPF protocol internal routing priority?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: A
NEW QUESTION 75
Which of the following OSPF protocol packets can ensure the reliability of LSA updates?
- A. LSACK
- B. LSU
- C. LSR
- D. DD
Answer: A
NEW QUESTION 76
Which of the following port states is not included in the RSTP protocol?
- A. Learning
- B. Blocking
- C. Forwarding
- D. Discarding
Answer: B
NEW QUESTION 77
As the figure shown: (Multiple Choice)
- A. Client1 belongs to VLAN10, and the command for dividing VLAN on the switch is correct
- B. Client2 belongs to VLAN20, and the switch based on the MAC address division command is correct
- C. Client3 belongs to VLAN30, and the command for dividing VLAN on the switch is correct
- D. Client4 belongs to VLAN40, and the command for dividing VLAN on the switch is correct
Answer: A,B,D
NEW QUESTION 78
The administrator plans to implement route backup by configuring static floating routes, what is the correct way to achieve this?
- A. The administrator only needs to configure two static routes
- B. The administrator needs to configure different TAGs for the main static route and the standby static route
- C. The administrator needs to configure different protocol priority values for the main static route and the standby static route
- D. The administrator needs to configure different metric values for the main static route and the standby static route
Answer: C
NEW QUESTION 79
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