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Huawei HCIA-Security V3.0 Sample Questions:

1. Regarding the problem that the two-way binding user of the authentication-free method cannot access the network resources, which of the following options are possible reasons? (Multiple choice)

A) The authentication-free user and the authenticated user are in the same security zone.
B) The authentication action in the authentication policy is set to "No credit / free authentication"
C) Online users have reached a large value
D) The authentication-free user does not use the PC with the specified IP/MAC address.

2. Which of the following attacks can DHCP Snooping prevent? (Multiple Choice)

A) DHCP Server counterfeiter attack
B) IP spoofing attack
C) Counterfeit DHCP lease renewal packet attack using option82 field
D) Intermediaries and IP/MAC spoofing attacks

3. Which of the following are the versions of the SNMP protocol? (Multiple choice)

A) SNMPv2c
B) SNMPv3
C) SNMPv2b
D) SNMPv1

4. For the description of ARP spoofing attacks, which the following statements is wrong?

A) When a host sends a normal ARP request, the attacker will respond preemptively, causing the host to establish an incorrect IP and MAC mapping relationship.
B) ARP static binding is a solution to ARP spoofing attacks. It is mainly applied to scenarios where the network size is small.
C) ARP spoofing attacks can only be implemented through ARP replies and cannot be implemented through ARP requests.
D) The ARP implementation mechanism only considers the normal interaction of the service and does not verify any abnormal business interactions or malicious behaviors.

5. For the occurrence of network security incidents, the remote emergency response is generally adopted first. If the problem cannot be solved for the customer through remote access, after the customer confirms, it is transferred to the local emergency response process.

A) True
B) False

Solutions: