Question

PART I: LINE COMMUNICATION

6. This is the basic means of signal communications for a force which is static. A telephone is by far the best means of signal communication between individual officers, and data is the best means of clearing/passing messages. However, data is gaining importance and shall be most favoured type of communication in future. Line communication is provided using of field cable, permanent lines, underground or submarine cables and now optical fiber is being used extensively. Use of multiplexing/demultiplexing equipment provides multiple channels for voice, data and video. First and foremost, we shall discuss line communications meaning of telugu​

Answer 1

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