Question

what are predefined clasess
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Answer 1

Classification is the process of categorizing traffic into predefined classes in the network. These classes are basically buckets that map to specific traffic properties such as priority and latency for the traffic involved.

Answer 2

Answer:

Much of the usefulness of Java comes from the packages of useful classes. objects, and functions that already exist. The class library describes an API. ... API::=Application Programmers Interface.

Explanation:

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