최신 H12-711_V3.0-ENU 무료덤프 - Huawei HCIA-Security V3.0

문제1

In the process of digital signature, which of the following is mainly carried outHASHAlgorithms thereby verifying the integrity of data transmissions?

A. Receiver's public key

B. Symmetric key

C. Receiver's private key

D. User data

정답: D

문제2

IPSec VPNtechnology adoptionESPSecurity protocol encapsulation is not supportedNATcross becauseESPThe header of the message is encrypted

A. True

B. False

정답: B

문제3

Please order the following steps according to the graded protection process.[fill in the blank]

정답:

grading, filing, testingComment,rectification, supervision)

문제4

Which of the following options are correct regarding configuring firewall security zones? (multiple choice)

A. Firewall can create two security zones of the same priority

B. A firewall can have up to12safe area

C. When data flows between different security zones, the security check of the device will be triggered and the corresponding security policy will be implemented

D. The firewall has four security zones by default, and the priority of the four security zones cannot be modified

정답: C,D

문제5

Which of the following is not a major form of computer crime?

A. Using scanning tools to collect network information without permission

B. Personal questionnaires using a computer

C. Hacking the target host

D. Implant the Trojan horse on the target host

정답: B

문제6

Ways to use a computer to store information about criminal activity that is not a computer crime

A. True

B. False

정답: B

문제7

Which of the following options is correct for the description of the rating of the level protection system in the
2.0 class protection system?

A. Level 5: When the information system is damaged, it will cause particularly serious damage to national security.

B. Level 3: After the information system is damaged, it will cause serious damage to the legitimate rights and interests of citizens, legal persons and other organizations, or cause damage to social order and public interests and also cause damage to national security.

C. Level 4: When the information system is damaged, it will cause particularly serious damage to social order and public interests, or cause serious damage to national security.

D. Level 1: After the information system is damaged, it will cause serious damage to the legitimate rights and interests of citizens, legal persons and other organizations, but will not damage national security, social order and public interests.

정답: A,C,D

문제8

Which of the following is network address port translation (NAPT) and only translate network addresses (No-PAT) difference?

A. go throughNo-PATAfter conversion, for external network users, all packets come from the sameIPaddress

B. NAPTOnly supports protocol address translation at the network layer

C. No-PATOnly supports protocol port translation at the transport layer

D. No-PATSupports protocol address translation at the network layer

정답: D

문제9

Which of the following is an encryption technique used in digital envelopes?

A. hash algorithm

B. Stream Encryption Algorithm

C. Symmetric encryption algorithm

D. Asymmetric encryption algorithm

정답: C,D

문제10

ASPF (Application specific Packet Filter)It is a packet filtering technology based on the application layer, andserver-mapTables implement special security mechanisms. aboutASPFandserver-mapWhich of the following statements is correct? (multiple choice)

A. Quintupleserver-mapThe table entry implements a similar function to the session table

B. ASPFpass throughserver-mapTable implementation dynamically allows multi-channel protocol data to pass through

C. ASPFcan be created dynamicallyserver-map

D. ASPFMonitor messages during communication

정답: B,C,D

문제11

Which of the following options isL2TPThe port number used by the packet?

A. 500

B. 4500

C. 1701

D. 17

정답: C

문제12

againstARPDescription of spoofing attack, which of the following is false

A. ARPThe implementation mechanism only considers normal business interactions, and does not perform any verification on abnormal business interactions or malicious behaviors

B. When a host sends normalARPWhen the request is made, the attacker will preemptively answer, causing the host to establish an erroneousIPandMACMapping relations

C. ARPStatic binding is the solutionARPA scheme of spoofing attack, mainly used in scenarios with small network scale

D. ARPSpoofing attacks can only be done byARPReply to achieve, can not passARPrequest fulfillment

정답: D

문제13

Which of the following protocols cannot be encrypted by SSL VPN?

A. PPP

B. HTTP

C. IP

D. UDP

정답: A

문제14

Which of the following is an "information sabotage incident" in the classification of network security incidents?

A. Internet Scanning for plagiarism

B. Listen to Trojan attack

C. Information counterfeiting

D. Software and hardware failure

정답: C

문제15

The attacker searches the ports currently open by the attacked object by scanning the ports to determine the attack mode. In port scanning attacks, attackers usually use Port Scan attack software to initiate a series of TCP/UDP connections, and determine whether the host uses these ports to provide services according to the response packets. Such network probing is called _____ scanning.[fill in the blank]*

정답:

port

최신 H12-711_V3.0-ENU 무료덤프 - Huawei HCIA-Security V3.0

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