What is the main difference between GSM & CDMA?

Answer Posted / abhishek shankar

answer 23 is wrong for answering cdma.

GSM:global syetm for mobile communication & CDMA means
code division multiple access.In GSM mobiles we can use sim
card of any compony while we cant do it in CDMA

in this time cdma is not used for one company sim card. in
it we used different different sim card company in one cdma
mobile.

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