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Huawei H12-711-ENU Exam Syllabus Topics:

Huawei HCIA-Security V3.0 Sample Questions:

Question 1

IPSEC VPN technology does not support NAT traversal when encapsulated in ESP security protocol because ESP encrypts the packet header.

A. True
B. False

Question 2

In stateful inspection firewall, when opening state detection mechanism, three-way handshake's second packet (SYN + ACK) arrives the firewall. If there is still no corresponding session table on the firewall, then which of the following statement is correct?

A. packets must not pass through the firewall
B. packets must pass through the firewall, and establishes a session table
C. If the firewall security policy allows packets through, then the packets can pass through the firewall
D. If the firewall security policy allows packets through, then creating the session table

Question 3

Which of the following is true about firewall security policies?

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, broadcast packets, and multicast packets.
D. By default, the security policy can control unicast packets and broadcast packets.

Question 4

As shown in the figure, a TCP connection is established between client A and server
B. Which of the following two "?" packet numbers should be?

A. a: a+1
B. a+1: a+1
C. b+1: b
D. a+1: a

Question 5

Which of the following protocols can guarantee the confidentiality of data transmission? (Multiple Choice)

A. FTP
B. SSH
C. Telnet
D. HTTPS

Solutions: