Below Digital Signal Processing quiz are Multiple Choice Questions (MCQs) type Quiz. These Digital Signal Processing MCQ Questions helps you to refresh your Digital Signal Processing, you can see the correct option by clicking on it. .
1. Any unwanted signal interfering with the main signal is
System
Noise
Frequency
None
2. Frequency selectivity characteristics of DFT refers to
Ability to resolve different frequency components from input signal
Ability to translate into frequency domain
Ability to convert into discrete signal
None of the above
3. Fiber-optic cables are better than copper cables because...
they carry less information
they carry about a thousand times more information per second.
they take up less space
they take up more space
4. Telegraph signals are examples of
Digital signals
Analog signals
Impulse signals
Pulse train
5. The similarity between the Fourier transform and the z transform is that
Both convert frequency spectrum domain to discrete time domain
Both convert discrete time domain to frequency spectrum domain
Both convert analog signal to digital signal
Both convert digital signal to analog signal
6. The interface between an analog signal and a digital processor is
D/A converter
A/D converter
Modulator
Demodulator
7. The circular convolution of two sequences in time domain is equivalent to