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Quiz: DSP - Filters

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Number of Questions: 40

Question: 1 -

The filter that may not be realized by approximation of derivatives techniques are

1) Band pass filters

2) High pass filters

3) Low pass filters

4) Band reject filters

Options:

  1. 2 and 4 are correct

  2. 1, 2 and 3 are correct

  3. 2 and 3 are correct

  4. All the four are correct

    5. Answer:

    2 and 4 are correct
    Solution not available.

Question: 2 -

Which among the following represent/s the characteristic/s of an ideal filter?

Options:

  1. All of the above

  2. Linear Phase Response

  3. Zero gain in stop band

  4. Constant gain in passband

    5. Answer:

    All of the above
    Solution not available.

Question: 3 -

The speech signal is obtained after

Options:

  1. Analog to digital conversion

  2. Modulation

  3. Quantization

  4. Digital to analog conversion

    5. Answer:

    Digital to analog conversion
    Solution not available.

Question: 4 -

The Nyquist theorem for sampling

1) Relates the conditions in time domain and frequency domain

2) Helps in quantization

3) Limits the bandwidth requirement

4) Gives the spectrum of the signal

Options:

  1. All the four are correct

  2. 1 and 3 are correct

  3. 1 and 2 are correct

  4. 1, 2 and 3 are correct

    5. Answer:

    1 and 3 are correct
    Solution not available.

Question: 5 -

FIR filters ________

A. are non-recursive

B. do not adopt any feedback

C. are recursive

D. use feedback

Options:

  1. A & D

  2. B & C

  3. A & B

  4. C & D

    5. Answer:

    A & B
    Solution not available.