Podcast
Questions and Answers
Actuators affect the digital world.
Actuators affect the digital world.
False (B)
The sensor feeds data directly to the actuator.
The sensor feeds data directly to the actuator.
False (B)
An analog to digital converter is needed if the sensor directly senses digital data.
An analog to digital converter is needed if the sensor directly senses digital data.
False (B)
The processing system is a digital machine.
The processing system is a digital machine.
A D to A converter is needed when giving data to a digital environment.
A D to A converter is needed when giving data to a digital environment.
Actuators can provide direct control in some cases.
Actuators can provide direct control in some cases.
In order to keep the speed constant when friction increases, less force needs to be applied.
In order to keep the speed constant when friction increases, less force needs to be applied.
IoT stands for Internet of Technology.
IoT stands for Internet of Technology.
Embedded systems usually consist of processing units, sensors, and actuators.
Embedded systems usually consist of processing units, sensors, and actuators.
Each system in IoT has its own dedicated internet connection.
Each system in IoT has its own dedicated internet connection.
IoT systems can only communicate with systems within close range.
IoT systems can only communicate with systems within close range.
Friction decreasing on a road requires more force to maintain the same speed.
Friction decreasing on a road requires more force to maintain the same speed.
A microcontroller is a type of processor.
A microcontroller is a type of processor.
A multiplier can be considered as a processor according to the text.
A multiplier can be considered as a processor according to the text.
Reactive systems react to non-urgent events.
Reactive systems react to non-urgent events.
Transformational systems are involved in image processing.
Transformational systems are involved in image processing.
All processors mentioned in the text can only be implemented in hardware.
All processors mentioned in the text can only be implemented in hardware.
Reactive systems do not work continuously but only when an event occurs.
Reactive systems do not work continuously but only when an event occurs.
An answering machine is an example of a system that runs a single program repeatedly.
An answering machine is an example of a system that runs a single program repeatedly.
General purpose systems are tightly constrained and can only serve a single purpose.
General purpose systems are tightly constrained and can only serve a single purpose.
Tightly constrained systems like answering machines must have high cost and consume a lot of power.
Tightly constrained systems like answering machines must have high cost and consume a lot of power.
Tightly constrained systems are usually preferred to be portable and run on batteries.
Tightly constrained systems are usually preferred to be portable and run on batteries.
Tightly constrained systems should always operate at very slow speeds.
Tightly constrained systems should always operate at very slow speeds.
Programs in tightly constrained systems are typically written once and then run repeatedly in embedded processors.
Programs in tightly constrained systems are typically written once and then run repeatedly in embedded processors.
A real-time system will not cause any catastrophe if the picture capture is slow.
A real-time system will not cause any catastrophe if the picture capture is slow.
If the image capture process is very slow, it is classified as hard real-time.
If the image capture process is very slow, it is classified as hard real-time.
Communication is not an important part of the embedded system ecosystem.
Communication is not an important part of the embedded system ecosystem.
The CCD processor data is communicated through a bus in the embedded system architecture.
The CCD processor data is communicated through a bus in the embedded system architecture.
The JPEG codec is responsible for converting and compressing data in the embedded system.
The JPEG codec is responsible for converting and compressing data in the embedded system.
The UART function in the embedded system architecture converts serial data to parallel data.
The UART function in the embedded system architecture converts serial data to parallel data.
