BAPA 3.1 (Digital Signal Processing)
Exam Questions and Answers 100%
Pass
analog - ✔✔speech and most music are ___ signals
analog - ✔✔____ signals are continuous in time
no - ✔✔are analog signals restricted in time?
no - ✔✔are analog signals restricted in amplitude
infinite - ✔✔in analog signals there is a ____ number of values
digital - ✔✔these signals are discrete or finite
digital - ✔✔limited set of values these signals can have
discrete, equally spaced - ✔✔audio signals are sampled at _____, _____
moments in time
Higher Fidelity - ✔✔digital signals have the possibility of making _______
copies of the signal
1
©JOSHCLAY 2024/2025. YEAR PUBLISHED 2024.
, degraded, NEARLY perfect - ✔✔taped copies are always ____ where
digital copies are ____
noise, degradation - ✔✔digital signals are more resistant to ____ and
_____ for storage and transmission
digital - ✔✔which system is very flexible?
1) never perfect copies of analogue signal
2) speed and cost can be factors - ✔✔name two disadvantages of digital
signals
ADC
A/D
A to D - ✔✔name the three ways to also represent analog to digital
conversion
discrete numbers - ✔✔ADC has a representation of continuous signal by...
electronic integrated circuit - ✔✔ADC usually performed by an...
analog, digital value - ✔✔an ADC samples the ____ signal at regular
intervals of time, and converts it into a _____
cannot - ✔✔a practical ADC____ (can or cannot) make an instantaneous
conversion
2
©JOSHCLAY 2024/2025. YEAR PUBLISHED 2024.
Exam Questions and Answers 100%
Pass
analog - ✔✔speech and most music are ___ signals
analog - ✔✔____ signals are continuous in time
no - ✔✔are analog signals restricted in time?
no - ✔✔are analog signals restricted in amplitude
infinite - ✔✔in analog signals there is a ____ number of values
digital - ✔✔these signals are discrete or finite
digital - ✔✔limited set of values these signals can have
discrete, equally spaced - ✔✔audio signals are sampled at _____, _____
moments in time
Higher Fidelity - ✔✔digital signals have the possibility of making _______
copies of the signal
1
©JOSHCLAY 2024/2025. YEAR PUBLISHED 2024.
, degraded, NEARLY perfect - ✔✔taped copies are always ____ where
digital copies are ____
noise, degradation - ✔✔digital signals are more resistant to ____ and
_____ for storage and transmission
digital - ✔✔which system is very flexible?
1) never perfect copies of analogue signal
2) speed and cost can be factors - ✔✔name two disadvantages of digital
signals
ADC
A/D
A to D - ✔✔name the three ways to also represent analog to digital
conversion
discrete numbers - ✔✔ADC has a representation of continuous signal by...
electronic integrated circuit - ✔✔ADC usually performed by an...
analog, digital value - ✔✔an ADC samples the ____ signal at regular
intervals of time, and converts it into a _____
cannot - ✔✔a practical ADC____ (can or cannot) make an instantaneous
conversion
2
©JOSHCLAY 2024/2025. YEAR PUBLISHED 2024.
