WorksheetsDigital Signal Processing Quiz
Total questions: 15
Worksheet time: 8mins
What is a key advantage of IIR filters?
Increased phase distortion
Higher computational complexity
Lower memory usage
Limited frequency response
Which method is NOT used for IIR digital filter design?
Impulse invariance
Frequency sampling
Bilinear transformation
Analog Butterworth filters
What type of FIR filter maintains a linear phase response?
Asymmetric FIR filter
Symmetric FIR filter
Causal FIR filter
Non-causal FIR filter
Which technique is used for designing FIR filters?
Impulse invariance
Windowing technique
Bilinear transformation
Limit cycle oscillations
What is a common issue associated with finite word length effects?
Increased filter order
Truncation and rounding errors
Higher sampling rates
Improved signal clarity
What does quantization noise refer to?
Noise from external sources
Error due to finite representation
Noise from signal processing
Noise from hardware malfunction
Which method is a nonparametric approach to spectrum estimation?
ARMA model
Bartlett method
AR model
MA model
What is the purpose of decimation in multirate signal processing?
Increase sampling rate
Reduce sampling rate
Enhance signal quality
Minimize quantization noise
Which architecture is NOT associated with digital signal processors?
Von-Neumann architecture
Harvard architecture
Sequential architecture
RISC architecture
What does the MAC unit in DSP processors stand for?
Memory Access Control
Multi-Application Core
Multiply and Accumulate
Modular Arithmetic Circuit
Which of the following is a characteristic of VLIW architecture?
Single instruction execution
Multiple instruction execution
Limited parallelism
No pipelining
What is the main function of QMF filters in signal processing?
Signal amplification
Subband coding
Signal compression
Noise reduction
Which error is associated with coefficient quantization?
Input quantization error
Overflow limit cycle
Truncation error
Product quantization error
What is the primary goal of scaling in digital signal processing?
Increase filter order
Enhance signal clarity
Reduce computational load
Prevent overflow
Which of the following is NOT a realization structure for FIR filters?
Transversal
Linear phase
Cascaded
Polyphase
