H19-301_V3.0無料問題集「Huawei HCSA-Presales-IP Network Certification V3.0」

質問 1

Which of the following are slicing priorities involved in no rate limiting on the entire network supported by Huawei Wi-Fi 6 APs?

（A）VI

（B）BK

（C）VO

（D）BE

正解：A、C 解答を投票する

質問 2

TheAR6300provides high reliability and supportsdual SRUs, dual power supplies, and redundant fans.

（A）FALSE

（B）TRUE

正解：B 解答を投票する

質問 3

Which of the following are characteristics of traditional IP routing and forwarding? (Select All that Apply)

（A）All routers need to know the network-wide routes.

（B）Each router needs to obtain the network layer information about the packet and selects routing entries for packet forwarding based on the longest match rule.

（C）It uses the hop-by-hop forwarding mode, in which a packet is decapsulated by all routers that receive the packet.

（D）It is connectionless and cannot provide good end-to-end QoS guarantee.

正解：A、B、C、D 解答を投票する

質問 4

Huawei S5731-H switches include models that provide both electrical and optical ports.

（A）FALSE

（B）TRUE

正解：B 解答を投票する

質問 5

Huawei S5735-L series switches differ from Huawei S5731-S series switches in whether theysupport subcard expansion ports.

（A）FALSE

（B）TRUE

正解：B 解答を投票する

質問 6

In Huawei's SD-WAN solution, to reduce the impact of packet loss on user services, you are advised to enable Forward Error Correction (FEC) for all traffic.

（A）FALSE

（B）TRUE

正解：A 解答を投票する

質問 7

The data center autonomous driving network standard promoted by both industry and Huawei falls into six levels. The highest level is L5: full autonomous network.

（A）FALSE

（B）TRUE

正解：B 解答を投票する

質問 8

Which of the following statements are TRUE about network service quality?

（A）Jitter, also called latency variation, refers to the difference in latencies of packets in the same flow.

（B）The packet loss rate refers to the percentage of total sent packets that are lost during transmission.

（C）Latency refers to the time required to transmit a packet from the transmit end to the receive end.

（D）Bandwidth, also called throughput, refers to the maximum number of data bits transmitted between two ends within a specified period (1 second) or the average rate at which specific data flows are transmitted between two network nodes. Bandwidth is expressed in bit/s.

正解：A、B、C、D 解答を投票する

質問 9

MACsec is an important feature to make sure security and reliability. Which one is MACsec corresponding standard?

（A）802.1p

（B）802.1ab

（C）802.1at

（D）802.1ae

正解：D 解答を投票する

質問 10

Which format is a MAC address usually presented in? For example, 00-21-0A-B9-DC-79 or 0021-0AB9-DC79.

（A）Octal

（B）Binary

（C）Decimal

（D）Hexadecimal

正解：D 解答を投票する

質問 11

Which of the following are factors affecting the wireless rate (throughput) of a Wi-Fi AP?

（A）Frequency bandwidth

（B）SNR

（C）Spatial stream

（D）CPU performance

正解：A、B、C、D 解答を投票する

質問 12

Which of the following statements is FALSE about Huawei AirEngine 5762-12SW?

（A）It can serve as the leader AP to manage up to eight Fit APs.

（B）Its cover can be flexibly changed based on the project and deployment environment requirements.

（C）It supports a maximum wireless rate of 2.975 Gbps.

（D）It has two GE ports, one for uplink and the other for downlink.

正解：D 解答を投票する

質問 13

Which of the following are factors affecting the wireless rate (throughput) of a Wi-Fi AP? (Select All that Apply)

（A）Frequency bandwidth

（B）SNR

（C）Spatial stream

（D）CPU performance

正解：A、B、C、D 解答を投票する

質問 14

Typical transport layer protocols include TCP and UDP. Which of the following is not a characteristic of TCP?

（A）Connectionless

（B）Connection-oriented

（C）Flow control and window mechanism

（D）Reliable transmission

正解：A 解答を投票する

質問 15

Which of the following controllers supports unified LAN-WAN management?

（A）iMaster NCE-Campus

（B）iMaster NCE-Fabric

（C）iMaster NCE-WAN

（D）iMaster NCE-IP

正解：A 解答を投票する

質問 16

Which of the following are advantageous technologies of Huawei Wi-Fi 6? (Select All that Apply)

（A）SmartRadio for Air Interface Optimization

（B）Industry-leading smart antennas

（C）AI roaming steering

（D）Intelligent multimedia scheduling

正解：A、B、C、D 解答を投票する

質問 17

Among the core values of the hyper-converged data center network solution, which of the following improvements is the result of full-lifecycle automation?

（A）Proactive prediction of 90% of faults

（B）Storage performance improved by 90%

（C）100% unleashing of computing power

（D）TTM reduced by 90%

正解：D 解答を投票する

質問 18

As one of the important advantages of Huawei L3 autonomous driving solution, quick intelligent O&M improves network performance. Which options are the capability of Huawei intelligent O&M to improve network performance?

（A）Intelligent network optimization

（B）Real-time experience visualization

（C）Precise fault analysis

正解：A、B、C 解答を投票する

質問 19

Wired and wireless convergence is one of the trends of campus network development. Switches with WAC cards can implement Wired and Wireless Network Convergence at both hardware andsoftware levels.

（A）FALSE

（B）TRUE

正解：B 解答を投票する

H19-301_V3.0 無料問題集「Huawei HCSA-Presales-IP Network Certification V3.0」

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