Sim Full Form | What Is The Full Form Of Sim :
Have you ever wondered what SIM card we use in our mobile phone or what is the meaning of SIM, in today’s article, I am telling you A Full Form Of Sim, And also iam sharing with you what dose sim card do in our smartphone. How sim card dose store our data? Also Read :- PHP Full Form
Sim Full Form
Sim Full Form: – Subscriber Identity Module / Subscriber Identification Module / Customer Identity Module
The Full form of SIM “Subscriber Identity Module” and “Subscriber Identification Module”, SIM card is a portable memory chip that helps you worldwide, where you can call SIM on the phone! Generally SIM cards are used in mobile phones, which are reduced by GSM network, it is portable. You can use it in any mobile phone!
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The SIM card looks like a piece of plastic, but this piece of plastic has an integrated chip that can only be read by mobile. Each SIM card has unique information, phone number and data store, which is definite for each network.
There is little memory in the SIM card, which can have 250 contacts with some important information, messages can also be saved. The first SIM card created was the size of the credit card, but gradually it reduced its size and today mini and micro SIM cards have become very small.
GSM And CDMA Sims
Now let’s talk about GSM and CDMA SIM and what is the difference between the two. See, when we talk of SIM, two names in our brain first come in GSM and CDMA, but we do not know what is the difference between the two and how it differs from each other.
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I do not understand much in technical language, but I can explain to you in GSM which you can use in any mobile. Assume that one of your phone’s batteries is lost, you can send that SIM card to another mobile that you can use it. While the CDMA does not do this, the CDMA SIM comes with the phone already. (Source)
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