Communication between a computer and a keyboard is ?

A. Simplex सिंप्लेक्स

B. Half-Duplex हाफ-डुप्लेक्स

C. Full-Duplex फुल डुप्लेक्स

D. Duplex डुप्लेक्स

Correct Answer is :

A. Simplex

Explanation

 Simplex communication is a communication channel that sends information in one direction only.