Worksheetsarc quiz
Total questions: 12
Worksheet time: 6mins
An embedded system is best described as
A) A personal computer
B) A system designed for a specific application
C) A mobile phone
D) A server
Which of the following is NOT an embedded device?
Washing machine
Microwave oven
Desktop computer
Traffic signal controller
Which microcontroller is used in Arduino Uno?
ATmega16
ATmega328P
ATmega2560
ATmega8
What is the operating voltage of Arduino Uno?
3.3V
9V
12V
5V
Which function executes repeatedly in an Arduino program?
setup()
main()
run()
loop()
Why is delay() avoided in real-time embedded systems?
It increases voltage
It causes syntax errors
It blocks program execution
It consumes memory
Which function is used to read a digital input pin?
analogRead()
digitalWrite()
pinMode()
digitalRead()
Which baud rate is commonly used for Arduino Serial communication?
4800
115200
19200
9600
Which protocol uses only two wires?
UART
CAN
I²C
SPI
Does Arduino produce true analog signals ?
No
Yes
What is the main advantage of using a microcontroller over a microprocessor?
Higher speed
Lower power consumption and integrated peripherals
Larger memory
Better graphics
Which Arduino pin is used to read analog sensor values?
Digital pin
PWM pin
Serial pin
Analog pin
