Huawei HCIP-Datacom 認定 H12-831-ENU 試験問題:
1. Which of the following is correct when conducting equipment environmental inspections?
A) The equipment should be placed in a ventilated and dry environment, and the place should be firm and level. Only a small amount of debris is allowed to accumulate around the equipment
B) Recommendations for power cables and service cables - lay out together and should be neat and orderly
C) In order to save energy, only the current temperature of the equipment room is required to be within the range specified by the equipment, and the air conditioner is not required to run continuously and stably
D) When checking whether the grounding method and grounding resistance meet the requirements, it is generally required that the working ground, protection ground and building lightning protection ground of the computer room should be deployed separately.
2. When encountering a large-scale network cutover project, it can be divided into several relatively independent but related small cutover projects.
A) TRUE
B) FALSE
3. When congestion occurs, which metrics of QoS are usually affected? (Multiple choice)
A) Transmission delay
B) Transmission Jitter
C) Transmission distance
D) Transmission bandwidth
4. In an operator's MPLS VPN network, there are two devices PE1 and PE2 for MPLSVPN data forwarding. PE1 receives a private network route of 172.16.1.0/24 from the client, and converts it to a VPNv4 route and distributes it on PE1 Released to PE2 with the label 1027. The outgoing label of the MPLS LSR-ID from PE2 to PE1 is 1025.
When a client on PE2 accesses 172.16.1.0/24, the frame sent by PE2, the inner and outer labels should be the combination of which of the following?
A) Outer label: 1025: Inner label: 1027
B) Outer label: 1027: Inner label: 1025
C) Outer label: 1027: Inner label: 1027
D) Outer label, 1025: Inner label: 1025
5. Which of the following statements about IPSG is false?
A) IPSG is a source IP address filtering technology based on Layer 3 connection
B) The IPSG can enable the IP packet inspection alarm function, and link the network management to alarm
C) IPSG can prevent the host from changing the IP address privately
D) IPSG can prevent IP address spoofing attacks
質問と回答：
| 質問 # 1 正解： D | 質問 # 2 正解： A | 質問 # 3 正解： A、B、D | 質問 # 4 正解： A | 質問 # 5 正解： A |
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