Case 2 Perry is writing a report on the history of cellular data services and wants to investigate the differences between the generations ____ introduced an always-on data transfer at 171.2 Kbps to CDMA, TDMA, and GSM networks.
A) 1G
B) 2G
C) 2.5G
D) 3G

Question

Quizplus · Accepted Answer

2.5G introduced an always-on data transfer at 171.2 Kbps to CDMA, TDMA, and GSM networks, serving as an intermediate step between the second generation (2G) and third generation (3G) by providing enhanced data services.

Case 2 Perry Is Writing a Report on the History