H12-711_V3.0 Free Practice Test

- (Exam Topic 1)
existUSGIn the system firewall, you can use————The function provides well-known application services for non-well-known ports.

1. A. Port Mapping
2. B. MACandIPaddress binding
3. C. packet filtering
4. D. Long connection

Correct Answer: A

- (Exam Topic 2)
Which of the following statements about the patch is incorrect?

1. A. A patch is a small program made by the original author of the software for a discovered vulnerability
2. B. Not patching does not affect the operation of the system, so whether patching is irrelevant or not.
3. C. Patches are generally updated continuously.
4. D. Computer users should download and install the latest patches in a timely manner to protect their systems

Correct Answer: B

- (Exam Topic 1)
aboutIKE SA, which of the following descriptions is false?

1. A. IKE SAis bidirectional
2. B. IKEis based onUDPapplication layer protocol
3. C. IKE SAit's forIPSec SAServices
4. D. The encryption algorithm used by user data packets isIKE SADecide

Correct Answer: D

- (Exam Topic 3)
Which of the following does not belong to the block encryption algorithm in the symmetric encryption algorithm?

1. A. RC5
2. B. RC4
3. C. RC6
4. D. RC2

Correct Answer: B

- (Exam Topic 2)
Digital signature technology obtains a digital signature by encrypting which of the following data?

1. A. User data
2. B. Receiver's public key
3. C. sender's public key
4. D. digital fingerprint

Correct Answer: D