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Reply To: GSM System

Javed Shaikh

Hi all of you,
my question is very simple but i don’t know there answer so plz help me.

Q.1 How can the system locate a user?

Q.2 Why don’t all phones ring at the same time?

Q.3 What happens if two users talk simultaneously?

Q.4 How secure is the mobile phone system?
Q.5 What are the key components of the mobile phone network?

Please give me brief answer of those question.