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Worksheets6.1 Automated systems
Total questions: 18
Worksheet time: 9mins
The sensor is a
input device
output device
processor
software
The alarm is a
input device
output device
processor
software
What does a microprocessor use to help it make a decision?
A stated value
A static value
A stored value
A storied value
In modern agriculture, farmers use ........................ -controlled automated systems with .......................... sensors, taps and water pipes to determine when to spray water onto a field of crops.
(a)
Which of these is not a reason why a farmer would choose to use an automated system to determine when to spray water onto a field of crops?
Can easily work 24 hours a day, 365 days a year.
Potentially more accurate than humans.
Never goes on strike.
Does not cost any money.
What is a disadvantage of using an automated system to control watering crops in a field?
The system is unreliable.
The system can be expensive to set up.
Humans are better at watering crops.
The system is too complex to set up.
The following are examples of Automated Systems except for:
Washing Machine
Video Recorder
Microwave
Knife
The following are Advantages of Automated Systems except for:
They can carry out tasks much faster.
They do repetitive tasks.
Work without a break.
They are not used in hazardous environments.
The following are examples of sensors except:
Light sensor
Drawing sensor
Heat sensor
Bump sensor
A signal having the characteristic of being continuous and changing smoothly over a given range, rather than switching suddenly between certain levels.
Digital Signal
Smoke Signal
Analog Signal
Computer Signal
A control flow statement that allows code to be executed repeatedly.
Traffic Loop
Fruit Loop
While Loop
Whether Loop
A device that responds to a physical stimulus (as heat, light, sound, pressure, magnetism or a particular motion) and transmits a resulting impulse.
censor
sensor
sinsor
cynsor
An actuator is a ...
Digital device that senses movement
Digital device that produces movement
Analogue device that senses movement
Analogue device that produces movement
What type of actuator would be best suited to operating a robot arm?
Servo
Solenoid
DC Motor
None of the above
What is this actuator name?
Speaker
LED Lights
Micro Motor DC
Light sensor
Allow analogue output devices to act upon receiving digital control signals
Actuator
Analogue to digital converter (ADC)
Digital conversion (DC)
Digital motor compression (DMC)
Another name for a small computer
Sensor
ADC
iPad
Microprocessor
Types of actuators
Pump
Piston
Motor
Speaker
