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Huawei H19-423_V1.0-ENU Exam Syllabus Topics:

Huawei HCSA-Presales-IP Network V1.0 Sample Questions:

1. The attack principle of SYN-FLOOD is: by forging a SYN message with a source address and sending it to the victim host. After the victim host replies with a SYN-ACK message to these addresses, it will not receive an ACK message, causing the victim host to maintain a large number of half-connections until it times out. These half-connections can exhaust the host resources, making it impossible for the victim host to establish a normal TCP connection, thereby achieving the purpose of the attack.

A) True
B) False

2. Which of the following Huawei data center switches CE6863 has cache?

A) 16M
B) 1G
C) 42M
D) 32M

3. Which of the following are the network boards supported by CE16804 switch? (Multiple choice)

A) CE-SFUO4G-G
B) CE-SFUO4F-G
C) CE-SFUO4C-G
D) CE-SFUO4E-G

4. Friends questioned whether the power supply and fan frame are independently pluggable and meet the 1+ yuan surplus: The power supply and fan frame redundancy means that when the fan or power supply fails at a single point, the system can still work normally when the bad parts are replaced. The backup module is an important guarantee for the reliability of the equipment. All manufacturers in the industry support redundant power supply and fan frame configuration.

A) True
B) False

5. A three-story office needs to plan WLAN. After the engineer completed the on-site survey, he decided to place three APs on each floor. Which of the following is correct about the channel planning of this three-story office?

A) 1.11.6/6.11.1/11.1.6
B) 6.1.11/6.1.11/11.1.6
C) 1.6.11/6.1.11/11.1.6
D) 11.1.6/1.6.11/6.11.1

Solutions: