Q. The standard value of A in A-law is

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Q. Which type of quantization is most preferable for audio signals for a human ear?

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Q. Which waveforms are also called as line codes?

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Q. When pulse code modulation is applied to non binary symbols we obtain waveform called as

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Q. Examples of PCM waveforms are

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Q. Which type is used and preferred in digital logic circuits?

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Q. Which method is called as differential encoding?

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Q. Which method is preferred in magnetic tape recording?

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Q. NRZ-S is complement of _______

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Q. The return to zero waveform consists of

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Q. Phase encoded group consists of

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Q. In which waveform logic 1 is represented by half bit wide pulse and logic 0 is represented by absence of pulse?

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Q. In which waveform logic 1 and logic 0 are represented by opposite one half bit wide pulses?

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Q. In which waveform logic 1 is represented by equal amplitude alternating pulses?

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Q. Application of phase encoded binary signals are

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Q. In which waveform one is represented by half bit wide pulse positioned during the first half and zero is represented by half bit wide pulse positioned in the second half?

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Q. Which binary waveform uses three levels?

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Q. Which waveform type has the feature of clocking?

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Q. Which waveform has the feature of error detection?

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Q. Which waveform scheme introduces bandwidth compression?

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