Online Access Free H12-711_V3.0 Exam Questions

About firewall gateways forHTTPWhich of the following statements is false about the protocol's antivirus response?

• A.Response methods include announcement and blocking
• B.Blocking means that the device is disconnected from theHTTPserver connection and block file transfer
• C.When the gateway device blocksHTTPAfter connecting, push to the clientwebpage and generate log
• D.In alarm mode, the device only generates logs, which is not correct.HTTPThe files transmitted by the protocol are processed and sent out

DHCP SnoopingWhich of the following attacks can be prevented? (multiple choice)

• A.DHCP ServerCounterfeiter Attack
• B.middleman withIP/MAC spoofingattack
• C.useoption82Phishing of fieldsDHCPlease renewal attack
• D.IPspoofing attack

Which of the following options are characteristic of symmetric encryption algorithms? (multiple choice)

• A.Confidential is slow
• B.High security of key distribution
• C.Insecure key distribution
• D.Fast encryption

Which of the following descriptions about digital fingerprints in digital signatures is wrong?

• A.The receiver needs to use the sender's public key to unlock the digital signature to obtain the digital fingerprint.
• B.Digital fingerprints are also known as information digests.
• C.The receiver will use the sender's public key to calculate the generated data fingerprint and compare it with the received digital fingerprint.
• D.It is the data obtained by the sender after calculating the plaintext information through the HASH algorithm.

The digital certificate fairs the public key through a third-party organization, thereby ensuring the non-repudiation of data transmission. Therefore, to confirm the correctness of the public key, only the certificate of the communicating party is required.

• A.False
• B.True