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Worksheets

WEEK OF INNOVATION

Total questions: 20

Worksheet time: 3mins

Name
Class
Date
1.

What type of microcontroller does the Arduino Uno use?

a)

ATmega328P

b)

ATmega2560

c)

ATtiny85

d)

ESP8266

2.

2. How many digital I/O pins does the Arduino Uno have?

a)

6

b)

14

c)

20

d)

28

3.

3. Which programming language is commonly used to program the Arduino Uno?

a)

Java

b)

Python

c)

JavaScript

d)

C/C++

4.

2. What is minimum voltage requirement for powering the Arduino Nano?

a)

9v

b)

3.3v

c)

5v

d)

12v

5.

What is the primary purpose of a gas detection sensor?

a)

Detecting gas leaks or concentrations

b)

Measuring humidity levels

c)

Detecting temperature changes

d)

Measuring light intensity

6.

Which component is commonly used as the IR emitter in an IR sensor?

a)

Photodiode

b)

LED

c)

Resistor

d)

Transistor

7.

Which type of IR sensor measures the distance to an object by detecting the time it takes for the IR light to return?

a)

Passive IR sensor

b)

Active IR sensor

c)

Reflective IR sensor

d)

Absorptive IR sensor

8.

Which function runs repeatedly in an Arduino sketch?

a)

main()

b)

blink()

c)

setup()

d)

loop()

9.

How can you increase the blinking speed of an LED?

a)

Use analogWrite() instead of digitalWrite()

b)

Increase the delay() values

c)

Decrease the delay() values

d)

Use digitalRead() instead of digitalWrite()

10.

What is the default unit of delay in Arduino’s delay() function?

a)

Milliseconds

b)

Microseconds

c)

Seconds

d)

Minutes

11.

Which component is commonly used in a flame sensor?

a)

Photodiode

b)

Thermistor

c)

Piezoelectric crystal

d)

Gas sensor

12.

Which of the following is NOT a common measurement function of a multimeter?

a)

Current

b)

Resistance

c)

Voltage

d)

Frequency

13.

What is the primary use of a breadboard in electronics?

a)

They are used for high-frequency circuits

b)

They are used for permanent circuit installations

c)

Testing and prototyping circuits

d)

They can handle high voltage levels

14.

What is the primary purpose of a Battery Management System (BMS)?

a)

Managing and protecting battery cells

b)

Measuring battery voltage

c)

Measuring battery temperature

d)

Monitoring battery usage

15.

In a BMS, what does cell balancing refer to?

a)

Measuring the capacity of each cell

b)

Ensuring all cells are at the same voltage

c)

Protecting cells from overvoltage

d)

Monitoring the temperature of each cell

16.

Which principle does a soil moisture sensor commonly use?

a)

Capacitance or resistance

b)

Ultrasonic waves

c)

Infrared absorption

d)

Gas diffusion

17.

which of the following is not a component of an IOT system?

a)

sensors

b)

actuators

c)

web browser

d)

cloud computing

18.

Which of the following is real world example of IOT?

a)

video games

b)

word processing software

c)

smart home automation

d)

digital photography

19.

What is the primary role of sensors in IOT?

a)

to send email

b)

to collect data from environment

c)

to collect data from sensors

d)

to play music and display images

20.

What does SOC and SOH stands for in BMS?

a)

state of charge and source of heat

b)

state of health and system on chip

c)

state of charge and state of health

d)

speed of charging and speed of heating