HCIA-Datacom H12-811 Dumps | Updated Aug 18, 2021 - RealVCE
Master 2021 Latest The Questions HCIA-Datacom and Pass H12-811 Real Exam!
NEW QUESTION 39
The IEEE 802.11ac standard only supports the 5GHz frequency band.
- A. TRUE
- B. FALSE
Answer: B
NEW QUESTION 40
Compared with STP, which of the following port roles are newly defined in RSTP? (Multiple choice)
- A. Designated port
- B. Backup port
- C. Root port
- D. Alternate port
Answer: B,D
NEW QUESTION 41
The routing table output information of a router is shown in the figure. Which of the following statements is correct? (Multiple choice)
- A. the local router to the NextHop of 10.0.2.1 is 10.0.21.2
- B. the local router to the NextHop of 10.0.0.1 is 10.0.12.2
- C. the local router to the NextHop of 10.0.2.2 is 10.0.12.2
- D. the local router to the NextHop of 10.0.2.2 is 10.0.21.2
Answer: B,D
NEW QUESTION 42
VRP supports OSPF multi-process. If the process number is not specified when 0SPF is enabled, the process number used by default is ().
- A. 0
- B. 1
- C. 2
- D. 3
Answer: C
NEW QUESTION 43
Which of the following authentication methods does not require the user name and password?
- A. authentication-mode none
- B. Authentication-mode hwtacacs
- C. authentication-mode local
- D. authorization-mode hwtacacs
Answer: A
NEW QUESTION 44
PPPoE session can only use CHAP authentication.
- A. False
- B. True
Answer: A
NEW QUESTION 45
The OSI reference model from high-level to bottom-level is ().
- A. Application layer, transport layer, network layer, data link layer, physical layer
- B. Application layer, presentation layer, session layer, transport layer, network layer, data link layer, physical layer
- C. Application layer, presentation layer, session layer, network layer, transport layer, data link layer, physical layer
- D. Application layer, session layer, presentation layer, transport layer, network layer, data link layer, physical layer
Answer: B
NEW QUESTION 46
When the router is powered on, it will read the configuration file from the default storage path to initialize the router. If there is no configuration file in the default storage path, what will the router use for initialization?
- A. Default parameters
- B. Initial configuration
- C. New configuration
- D. Current configuration
Answer: A
NEW QUESTION 47
The MAC address table of existing switches is shown in the figure. Which of the following statement is correct?
- A. After the switch restarts, all MAC addresses need to be relearned
- B. The MAC address 5489-989d-1d30 is manually configured by the administrator
- C. The MAC address 5489-9885-18a8 is manually configured by the administrator
- D. The MAC address 5489-9811-0b49 is manually configured by the administrator
Answer: D
NEW QUESTION 48
Refer to the route-in-a-stick configuration in the figure below, it can be judged that the administrative department and the financial department can communicate with each other even if the ARP proxy is not enabled on the R1 sub-interface.
- A. True
- B. False
Answer: A
NEW QUESTION 49
As shown in the figure below, which port of the following switches will be blocked?
- A. SWC G0/0/1
- B. SWA G0/0/3
- C. SWC G0/0/2
- D. SWB G0/0/3
Answer: A
NEW QUESTION 50
What kind of message does the DHCP server use to confirm that the host can use the IP address?
- A. DHCP OFFER
- B. DHCP ACK
- C. DHCP DISCOVER
- D. DHCP REQUSET
Answer: A
NEW QUESTION 51
Neither the Alternate interface nor the Backup port in RSTP can forward user traffic, nor can they receive, process, and forward BPDUs.
- A. False
- B. True
Answer: A
NEW QUESTION 52
If the Length/Type of an Ethernet data frame = 0x8100, which of the following statements is correct?
- A. There must be a UDP header in the upper layer of this data frame
- B. This data frame must carry VLAN TAG
- C. There must be an IP header in the upper layer of this data frame
- D. There must be a TCP header in the upper layer of this data frame
Answer: B
NEW QUESTION 53
If the MAC address of an interface is 0OEO-FCEF-OFEC, what is its corresponding EUI-64 address?
- A. 00EO-FCEF-FFFE-OFEC
- B. 00EO-FCFF-FEEF-0FEC
- C. 02EO-FCEF-FFFE-0FEC
- D. 02EO-FCFF-FEEF-0FEC
Answer: D
NEW QUESTION 54
The two switches shown in the figure below have both enabled the STP protocol. Which port will eventually be in the Blocking state?
- A. G0/0/3 port of SWB
- B. G0/0/2 port of SWA
- C. G0/0/2 port of SWB
- D. G0/0/3 port of SWA
Answer: D
NEW QUESTION 55
In the VRP interface, use the command delete vrpcfg.zip to delete a file, which must be emptied in the recycle bin to completely delete the file.
- A. False
- B. True
Answer: A
NEW QUESTION 56
The Backup ports in RSTP may alternatively failed root port.
- A. False
- B. True
Answer: A
NEW QUESTION 57
A company applies for a Class C address segment, which needs to be evenly distributed to 8 subsidiaries. The largest subsidiary has 14 computers. Different subsidiaries must be in different network segments. The subnet mask should be designed as ().
- A. 255.255.255.128
- B. 255.255.255.0
- C. 255.255.255.240
- D. 255.255.255.192
Answer: C
NEW QUESTION 58
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