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Huawei HCIA-Security V3.0 Sample Questions:

1. The CA certificate is the certificate of the CA itself. If there is no multi-level CA in the PKI system, the original certificate of the CA is a self-signed certificate; if there are multiple levels of CA, it will form a CA hierarchy. The top CA is the root CA, which has A CA' self-signed certificate.

A) True
B) False

2. The attacker sends a SYN message with the same source address and destination address, or the source address is the loopback address to the target host (the source port and destination port are the same, causing the attacker to send a SYN-AKY message to its own address) What kind of attack is this behavior black? ( )[Multiple choice]*

A) Land attack
B) Smurf attack
C) SYN Flood Attack
D) TCP Spoofing Attack

3. Which of the following options are available for IPSec VPN peer authentication?

A) Digital envelope
B) asymmetric key
C) Digital certificate
D) Digital signature

4. Regarding the firewall security policy, the following items are correct?

A) By default, the security policy only controls unicast packets..
B) By default, the security policy can control multicast
C) By default, the security policy can control unicast packets and broadcast packets.
D) By default, the security policy can control unicast packets, broadcast packets, and multicast packets.

5. Which of the following does not belong toP2DRin the modelDetectionThe method used in the link?

A) shut down service
B) Call the police
C) real time monitoring
D) detect

Solutions: