Embedded systems (Edexcel GCSE Computer Science): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What is an embedded system?
What is an embedded system?
A tiny computer built into a device
What is the key difference between embedded systems and regular computers?
What is the key difference between embedded systems and regular computers?
Specialization for one task
What does it mean when embedded systems work in 'real-time'?
What does it mean when embedded systems work in 'real-time'?
They respond instantly without delays
Why are embedded systems described as 'single-purpose'?
Why are embedded systems described as 'single-purpose'?
They do one specific task really well
Why is low power consumption important for embedded systems?
Why is low power consumption important for embedded systems?
Many run on batteries for long periods
What three key elements does a microcontroller contain?
What three key elements does a microcontroller contain?
CPU, RAM, Flash memory
What do actuators do in an embedded system?
What do actuators do in an embedded system?
Convert commands into physical actions
What is the purpose of sensors in embedded systems?
What is the purpose of sensors in embedded systems?
To gather information from the outside
What is firmware in an embedded system?
What is firmware in an embedded system?
The permanent program telling it what to do
Why must embedded systems have a small physical size?
Why must embedded systems have a small physical size?
To fit inside other devices
What is the Internet of Things (IoT)?
What is the Internet of Things (IoT)?
Physical objects collecting and sharing data
What makes many IoT devices vulnerable to hackers?
What makes many IoT devices vulnerable to hackers?
Default passwords users never change