Question

what is preamable ? What does it contain

Answer 1

preamble is like an introduction to the constitution..
It contains the introduction of the constitution.

Answer 2

hey mate here is your ans :-
"A preamble is a singnal used in network communications to synchronise transmission timing between two or more systems. in general, preamble is a synonym for " introduction". the role of the preamble is to define a specific series of transmission criteria that is about to transmit data"
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