Which of the following described the very early standard that defines binary digits as space/mark line condition and voltage levels? A. V.4 B. V.2 C. V.1 D. V.5

Which of the following described the very early standard that defines binary digits as
space/mark line condition and voltage levels?
A. V.4
B. V.2
C. V.1
D. V.5
by

1 Answer

Answer :

C. V.1
by

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