Regarding the characteristics of DNS, which of the following descriptions is incorrect?

Question

Options

• AThe function of DNS is to convert difficult-to-remember IP addresses into easy-to-remember
• BDNS uses TCP protocol, and the port number is 53.
• CDNS domain name hijacking resolves the target domain name to the wrong IP address by forging
• DDNS is managed hierarchically. The highest level is the root domain, followed by the top-level

• A
  86% (30)
• B
  3% (1)
• C
  3% (1)
• D
  9% (3)

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