Dsp-Design of FIR filters - symmetric and Anti-symmetric FIR fil

Which of the following characteristics is true for a symmetric FIR filter?

• The impulse response is an even function
• The impulse response is an odd function
• The transfer function is a rational function
• The transfer function is an irrational function

Which of the following characteristics is true for an anti-symmetric FIR filter?

• The impulse response is an even function
• The impulse response is an odd function
• The transfer function is a rational function
• The transfer function is an irrational function

Which of the following statements is true regarding the design of symmetric FIR filters?

• They have linear phase response
• They have nonlinear phase response
• They have higher computational complexity compared to anti-symmetric FIR filters
• They have lower passband ripple compared to anti-symmetric FIR filters

What is a key advantage of using anti-symmetric FIR filters over symmetric FIR filters?

• They have lower computational complexity
• They have linear phase response
• They have higher stopband attenuation
• They have lower passband ripple

Which of the following methods can be used to design anti-symmetric FIR filters?

• Differentiation method
• Least-squares method
• Hilbert transform method
• All of the above

What is the main drawback of using symmetric FIR filters in terms of filter order and frequency response?

• They require a higher filter order for a given specification
• They have a nonlinear phase response
• They have higher stopband attenuation
• They have lower passband ripple

Which of the following statements is true regarding the impulse response of a symmetric FIR filter?

• It is real and even
• It is real and odd
• It is complex and even
• It is complex and odd

What is the typical application of anti-symmetric FIR filters?

• Signal processing tasks that require phase manipulation
• Signal processing tasks that require magnitude response manipulation
• Signal processing tasks that require linear phase response
• Signal processing tasks that require nonlinear phase response