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Huawei H12-821_V1.0-ENU Exam Syllabus Topics:

Huawei HCIP-Datacom-Core Technology V1.0 Sample Questions:

1. Which of the following descriptions about PBR (Policy-Based-Routing) is correct?

A) The relationship between PBR nodes is "and"
B) Each node of PBR does not perform any action when there is no configuration execution statement (apply)
C) Each node of PBR can only contain one conditional statement (if-match)
D) PBR 's conditional statement (if-match) can match ACL and prefix list

2. Which of the following descriptions about OSPF DR/BDR is wrong?

A) When the neighbor state is Init, DR/BOR will not be negotiated between routers.
B) Even if the dr-priority of the two directly connected routers is set to 255, there will still be DR and BDR elected between them
C) In the process of DR/BDR negotiation, the routers participating in the negotiation will think that they are BOR.
D) If both DR/BDR elections fail, the neighbor status of both parties will remain in the 2-way state

3. Which of the following IEEE 802.11 standards corresponds to Wi-Fi6?

A) 802.11b
B) 802.11ac
C) 802.11n
D) 802.11ax

4. Which of the following descriptions about the P/A mechanism in RSTP are correct? (Multiple choice)

A) In RSTP, the main purpose of the P/A mechanism is to speed up the speed at which the upstream port enters the Forwarding state.
B) In RSTP, all switches will send RST BPDU with the Proposal bit set in the initial state
C) In RSTP, when the switch receives the RST BPDU with the Agreement bit set from the opposite end, it will immediately put the designated port into the Forwarding state
D) In RSTP, the main purpose of the P/A mechanism is to speed up the speed at which the downstream port enters the Forwarding state

5. When routers running the OSPF protocol exchange DD messages, which of the following parameters will be used to elect the master-slave relationship?

A) IP address of the interface
B) DR priority of the interface
C) Area ID
D) Router ID

Solutions: