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Total Questions: 4
1. PSTN stands for ________
Correct Answer is : Public switched telephone network
2. Communication protocol, CAI stands for ______
Correct Answer is : Common air interchange
3. PSTN is ______ and wireless networks are _______
Correct Answer is : Virtually static, highly dynamic
4. In public switched telephone network, LATA stands for ______
Correct Answer is : Local access and transport area
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