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Huawei HCIA-Security V4.0 Sample Questions:

1. The calculation speed of the MD5 algorithm is faster than the SHA-1 algorithm, and the security strength is also higher.

A) True
B) False

2. The data link layer is located between the network layer and the physical layer and can provide services to IP, IPv6 and other protocols of the network layer. PDUs at the data link layer are called packets.

A) True
B) False

3. Which of the following algorithms can be used for digital envelopes? (Multiple Choice)

A) Asymmetric encryption algorithm
B) Symmetric encryption algorithm
C) Hash algorithm
D) Hashing algorithm

4. VPN is a virtual private network, which is used to build a private virtual network on a public network and transmit private network traffic in this virtual network.

A) True
B) False

5. Which of the following descriptions about digital signatures is incorrect?

A) Digital signature technology proves that the information has not been tampered with
B) A digital signature is data obtained by encrypting a digital fingerprint with the sender's own private key.
C) Use the public key to decrypt the digital signature to obtain the digital fingerprint
D) Digital signature technology proves the identity of the recipient

Solutions: