What is Protocol

PROTOCOLS  The transfer of data is entirely dependent upon PROTOCOLS. A protocol is a set of rules that determines, at each instance in time, what is legal and illegal, and the meaning of any legal data.

Protocol and standard

A protocol defines what is communicated, when it is communicated
Protocol elements
- Syntax
structure or format of data,meaning the order in which they are presented
-Semantic
meaning of each section of bits how is a particular pattern to be interpreted & what action is to be taken based on the interpretation
-Timings
when data should be sent & how fast it can be sent