Question
a.
requires only 7 pin out of 25 in order to transmit digital data over public telephone lines
b.
specifies only the mechanical characteristics of an interface by providing a 25-pin connector
c.
is an interface standard between Data terminal Equipment and Data Circuit Terminating Equipment
d.
is an interface between two data circuit terminating equipment as examplified by a local and remote modem
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Q. RS-232-G
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