RS-232, RS-449, RS-530, V, 24 and X.21 are examples of ____________. A. standards for interfaces between modems and transmission facilities B. standards for various types of transmission channels C. standards for interfaces between terminals and modems D. standards for end to end performance of data communications system

RS-232, RS-449, RS-530, V, 24 and X.21 are examples of ____________.
A. standards for interfaces between modems and transmission facilities
B. standards for various types of transmission channels
C. standards for interfaces between terminals and modems
D. standards for end to end performance of data communications system
by

1 Answer

Answer :

C. standards for interfaces between terminals and modems
by

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