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Huawei HCIA-Security V4.0 Sample Questions:

1. The following description of digital certificates, which one is wrong

A) The simplest certificate consists of a public key, a name, and a digital signature from a certificate authority.
B) Digital certificates contain the owner's public key and related identity information.
C) In general, the key of a digital certificate has an expiration date.
D) Digital certificates do not solve the problem of digital signature technology where the public key cannot be determined to be the designated owner.

2. In the automatic backup mode of hot standby on the second machine, which of the following sessions is backed up?

A) UDP first packet session
B) TCP half-connection session
C) Self-session to the firewall
D) ICMP session

3. Drag the phases of the cybersecurity emergency response on the left into the box on the right, and arrange them from top to bottom in the order of execution.

4. As shown in the figure, the administrator needs to test the network quality of the 20.0.0/24 CIDR block to the
40.0.0/24 CIDR block on Device B, and the device needs to send large packets for a long time to test the network connectivity and stability.

A) tracert -a 20.0.0.1 -f 500 -q 9600 40.0.0.2
B) ping -s 20.0.0.1 -h 500-f 9600 40.0.0.2
C) tracert -a 20.0.0.1 -c 500 -w 9600 40.0.0.2
D) ping -a 20.0.0.1 -c 500 -s 9600 40.0.0.2

5. Which of the following types of packets cannot be filtered by a packet filtering firewall?

A) Forged ICMP error packets
B) Non-fragmented packets
C) Non-initial fragments
D) Initial fragments

Solutions: