Question

RMD is a _______ and ________ data service.

(a) Private, two way

(b) Public, one way

(c) Public, two way

(d) Private, one way

This question was addressed to me during an interview.

Origin of the question is Wireless Data Services topic in section Wireless Networking of Wireless/Mobile

Answer 1

Right answer is (c) Public, two way

To elaborate: RAM Mobile Data (RMD) is a public, two way data service based upon the Mobitex protocol developed by Ericsson. RAM provides street level coverage for short and long messages for users moving in an urban environment.