Lesson 1.1.3
1.1.3 Embedded systems Quiz: OCR Computer Science, Unit 1
20 questions
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Lesson 1.1.3, Embedded systems: 20 multiple choice questions for the OCR GCSE Computer Science (J277), Unit 1: Systems architecture, written with Revision Ninja.
Host it live on the board and students join with a game code on their own devices, or revise alone with Free Play. The answers are revealed in the game.
The 20 questions
-
What is the primary role of an embedded system?
- Multi-user gaming
- OS development
- Dedicated task
- General computing
-
Which of these is an example of an embedded system?
- Gaming laptop
- Mainframe server
- Desktop PC
- Microwave oven
-
What is a key design characteristic of embedded systems?
- Infinite storage
- Modular design
- Single function
- Upgradable parts
-
Which component typically replaces a full CPU inside a simple embedded system?
- Hard drive
- Mainframe
- Graphics card
- Microcontroller
-
What power trait is common in embedded systems?
- Heavy cooling
- Low consumption
- Grid dependence
- High wattage
-
Which hardware constraint is typical of embedded systems?
- Infinite RAM
- Multiple GPUs
- Massive storage
- Limited resources
-
Which feature is NOT typical of an embedded system?
- ROM storage
- User applications
- Low power
- Dedicated task
-
Why is a car engine management system classed as embedded?
- Mainframe hub
- Cloud server
- General PC
- Dedicated computer
-
What indicates that a washing machine controller is embedded?
- Web browser
- App store
- User terminal
- Fixed function
-
What is a key characteristic of an embedded system?
- Massive storage
- General purpose
- User upgradeable
- High reliability
-
Is a digital camera with a dedicated processor an embedded system?
- Only without a lens
- No
- Only when charging
- Yes
-
Why might an embedded system use a microcontroller?
- Low power
- Unlimited speed
- General multitasking
- High heat
-
What type of computer system is a traffic light controller?
- Desktop computer
- Mainframe computer
- General-purpose server
- Embedded system
-
What hardware limitation is typical of a fitness tracker?
- Large hard drive
- Dual GPUs
- Unlimited battery
- Limited memory
-
What type of memory is commonly used to store firmware permanently in embedded devices?
- DRAM
- Cache memory
- ROM
- Virtual memory
-
Why are embedded systems often programmed using low-level assembly languages or C?
- Rapid compiling
- Resource efficiency
- Dynamic typing
- Easy debugging
-
Which feature is most typical of embedded systems?
- Single function
- Frequent upgrades
- General-purpose use
- Multi-user access
-
What is the primary design priority for a battery-powered sensor?
- Multiple cores
- Low power
- RGB lighting
- High clock speed
-
Why do cheap embedded devices avoid complex operating systems?
- Avoids overhead
- Requires keyboards
- Needs more cooling
- Demands high RAM
-
Which device is least likely to be an embedded system?
- Digital watch
- Office desktop
- Smart thermostat
- ABS car brake
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