Briefly explain about ask, fsk and psk, Computer Engineering

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Question

1 What is modulation? Explain why is modulation required?

2 Briefly explain about ASK, FSK and PSK

3 Explain about the Nyquist Bandwidth and Nyquist Theorem

4 Explain Code-Division Multiple Access (CDMA)

5 Explain the working of Packet switching

6 What is a topology? Explain the types of LAN topologies

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