H12-821_V1.0 Dumps 2023 - New Huawei H12-821_V1.0 Exam Questions
Free H12-821_V1.0 Braindumps Download Updated on Aug 13, 2023 with 62 Questions
Huawei H12-821_V1.0 (HCIP-Datacom-Core Technology V1.0) Certification Exam is designed for IT professionals who want to demonstrate their expertise in core data communication technologies. HCIP-Datacom-Core Technology V1.0 certification validates the candidate’s knowledge and skills in designing, implementing, and troubleshooting datacom networks. HCIP-Datacom-Core Technology V1.0 certification is suitable for those who are looking to advance their careers in the field of data communication.
Huawei H12-821_V1.0 (HCIP-Datacom-Core Technology V1.0) Certification Exam is designed for IT professionals who want to validate their expertise in data communication and network technology. HCIP-Datacom-Core Technology V1.0 certification exam covers a variety of topics related to data communication, including network architecture, protocols, security, and troubleshooting. By passing H12-821_V1.0 exam, candidates can demonstrate their knowledge and skills in designing, deploying, and maintaining data communication networks.
Huawei H12-821_V1.0 exam consists of 60 multiple-choice questions, and candidates have 90 minutes to complete the test. H12-821_V1.0 exam is available in both English and Chinese and can be taken online or in-person at a designated testing center. Upon passing the exam, candidates will receive the HCIP-Datacom-Core Technology V1.0 certification, which is recognized by many leading IT organizations and companies around the world.
NEW QUESTION # 35
A switch runs MSTP. The configuration is shown in the figure. What is the role of this switch in MSTI 1?
- A. Non-root switch
- B. Secondary root switch
- C. Root switch
- D. Uncertain
Answer: D
NEW QUESTION # 36
RSTP provides different functions in different scenarios. Which of the following statements Is false?
- A. If the edge port on the switch enabled with BPDU protection receives RST BPDU, the switch sets the edge port as a non-edge-port and triggers STP calculation
- B. When the designated port enabled with root protection receives optimal RST BPDUs, the port enters the Discarding state and does not forward packets. If the port does not receive optimal RST BPDUs within a certain period of time, the port will automatically restore to the Forwarding state
- C. After TC-BPDU attack defense function is enabled, you can set the number of times the switch processes TC BPDUs within a certain period
- D. The role of the designated port that is enabled with root protection cannot be changed
Answer: A
NEW QUESTION # 37
If a router ID is configured in both the system via and the BGP view, BGP uses the router ID configured in the BGP view because the BGP view takes precedence over the system view.
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION # 38
Which of the following attacks is not the network layer attack?
- A. Smurf attack
- B. IP spoofing attack
- C. ICMP attack
- D. ARP spoofing attack
Answer: D
NEW QUESTION # 39
BFD control packets are encapsulated in UDP packets for transmission. What is the destination port number of multi-hop BFD control packets?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: A
NEW QUESTION # 40
In a route-policy, which of the following BGP attributes can be used in apply clauses?
- A. MED
- B. AS_Path
- C. Tag
- D. Local-Preference
Answer: A,B,D
NEW QUESTION # 41
The Interface \P address and VRRP virtual IP address can be the same.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION # 42
An engineer sets the CAPWAP heartbeat detection interval to 20 of the active link before an active/standby switchover occurs?
- A. 20s
- B. 75s
- C. 90s
- D. 60s
Answer: A
NEW QUESTION # 43
Which of the following statements is false?
- A. If the current DR fails, the current BDR automatically becomes a new DR, and a BDR will be elected again.
- B. A device with a higher router priority has a higher election priority.
- C. If two devices have the same router priority, the device with a larger router ID has a higher election priority.
- D. When a router with the highest router priority joins an OSPF network, this router will become the new DR.
Answer: A
NEW QUESTION # 44
Which of the following statements regarding the firewall zone security level is false?
- A. Only the security level of the user-defined zone can be configured.
- B. Two zones cannot be configured with the same security level.
- C. The default security level of the new zone is 1.
- D. The configured security level cannot be changed.
Answer: D
NEW QUESTION # 45
Which of the following TLVs is used by ISIS to describe the IP address of an interface?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: B
NEW QUESTION # 46
The traffic limiting policy feature only supports the number of connections initiated by the specified IP or the number of connections received.
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION # 47
Which of the following routing protocols support the default route through command configuration?
- A. OSPF
- B. IS-IS
- C. ICMP
- D. BGP
Answer: D
NEW QUESTION # 48
Which of the following statements regarding DR/BDR are false?
- A. In a broadcast network, DR and BDR must be elected. A broadcast network without a DR or BDR cannot operate normally.
- B. DR others listen on the network address 224.0.0.6.
- C. All DR others establish neighbor relationships with DR and BDR only.
- D. DR others listen on the multicast address 224.0.0.5.
Answer: C
NEW QUESTION # 49
Which of the following statements regarding the LSA age field are true?
- A. The unit of this field is seconds. In a LSDB, the LS age of a LSA increases with time.
- B. If the LS age of a LSA has reached the LSRefreshTime (30 minutes), the originator of this LSA needs to regenerate an instance of this LSA again.
- C. If the LS age of a LSA has reached the LSRefreshTime (30 minutes), any router can regenerate an instance of this LSA again.
- D. The unit of this field is seconds. In a LSDB, the LS age of a LSA decreases with time.
Answer: D
NEW QUESTION # 50
Four routers run ISIS and have established adjacencies. The area IDs and router levels are marked in the following figure. If route leaking is configured on R3, which of the following is the cost of the route from R4 to 10.0.2.2/32?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: A
NEW QUESTION # 51
Which of the following statements regarding BGP route advertisement are false?
- A. All the BGP routes learned from all BGP peer will be advertised to other BGP peers.
- B. Only the routes learned from IGPs can be advertised to other BGP peers.
- C. Only the optimal routes preferred by BGP can be advertised to other BGP peers.
- D. By default, the routes learned from an IBGP peer will not be forwarded to other IBGP peers.
Answer: C
NEW QUESTION # 52
Compress the 2001:0DBB:B8:0000:C030:0000:0000:09A0:CDEF address.___________(if the answer contains letters, capitalize them.)
Answer:
Explanation:
pending
NEW QUESTION # 53
Which of the following attribute must be carried in an Update message?
- A. Prefval
- B. MED
- C. Local-pref
- D. AS-Path
Answer: C
NEW QUESTION # 54
Which of the following statements regarding the summary automatic command and BGP route summarization is false?
- A. After this command is configured, BGP summarizes routes based on natural network segments
- B. This command is used to implement automatic summarization. Automatic summarization takes precedence over manual summarization
- C. This command enables automatic summarization for the locally imported routes
- D. After this command is configured, BGP sends only the summarized routes to peers
Answer: A
NEW QUESTION # 55
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