DSP-linear phase structure, direct form realizations

Which method is used for FIR filter design when the desired frequency response is specified at specific frequency points?

• Frequency sampling method
• Windowing method
• Pole-zero placement method
• Least squares method

In the frequency sampling method, what is the primary goal of selecting the frequency samples for the desired frequency response?

• To capture the desired frequency response with high accuracy
• To minimize the computational complexity of the filter
• To maximize the stopband attenuation of the filter
• To minimize the filter order

What is the main drawback of using the frequency sampling method for FIR filter design?

• It can result in a high filter order
• It can result in a narrow transition band
• It can result in a poor stopband attenuation
• It requires complex mathematical calculations

Which type of FIR filter structure is based on the direct implementation of the difference equation without any feedback loops?

• Direct form I
• Direct form II
• Cascade form
• Transposed form

What is the main advantage of using the direct form II FIR filter structure compared to the direct form I?

• It requires fewer multiplications
• It requires fewer additions
• It provides better numerical stability
• It has a lower filter order

Which FIR filter structure is obtained by rearranging the coefficients of the direct form II structure in a specific way?

• Direct form I
• Direct form II
• Cascade form
• Transposed form

Which FIR filter structure is known for its efficient implementation and lower computational complexity compared to other structures?

• Direct form I
• Direct form II
• Cascade form
• Transposed form

What is the main advantage of using the transposed form FIR filter structure compared to other structures?

• It requires fewer additions
• It requires fewer multiplications
• It provides better numerical stability
• It has a lower filter order

Which FIR filter structure is obtained by reversing the order of the coefficients of the original filter transfer function?

• Direct form I
• Direct form II
• Cascade form
• Transposed form