For RS-232 interface INPUT LOW and OUTPUT HIGH voltage levels are resp – McqOptions

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1.	For RS-232 interface INPUT LOW and OUTPUT HIGH voltage levels are respectively ______ and ________.
A.	+5V to +15V and -3V to -25V
B.	-3V to -25V and +5 to +15V
C.	-5V to -15V and +3 to +25V
D.	+3V to +25V and -5V to -15V
Answer» E.

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