WorksheetsHigher Grade
Total questions: 20
Worksheet time: 10mins
1) How many main parts does a breadboard have?
A) 2
B) 3
C) 4
D) 5
2) Which part of the breadboard is internally connected in vertical columns?
A) Power rails
B) Terminal strips
C) Bridge gap
D) All the above
3) Which part of the breadboard is internally connected in Horizontal columns?
A. Power rails
B. Terminal strips
C. Bus lines
D. Jumpers
4) What is the main purpose of using a breadboard in electronics?
A) To connect multiple components
B) To build and test circuits
C) It is reusable
D) All of the above
5) Which part of the breadboard is usually used to supply power to the circuit?
A. Terminal strip
B. Power rail
C. Gap in the middle
D. All the above
6. what are the pins we have in Arduino Uno board?
A) Analog Pins
B) Digital pins
C) Power Pins
D) All the above
7. What is the total number of digital pins on an Arduino Uno?
A) 5
B) 6
C) 13
D) 14
8. What is the total no. Of analog pins on an Arduino board have?
A) 5
B) 6
C) 13
D)14
9. Which pins is useful for giving output?
A) Analog pins
B) Digital pins
C) Power Pins
D) All the above
10. How many PWM pins does the Arduino Uno board have?
A) 5
B) 6
C) 7
D) 10
11. PWM stands for
A) Pulse width Modulation
B) Pulse Wave Modulation
C) Power Wave Modulation
D) Programmable Waveform Modulation
12. Which function sets a pin as output in Arduino C code?
A) digitalWrite()
B) pinSet()
C) pinMode()
D) analogWrite()
13. Which function is used to send HIGH or LOW signals to a pin?
A) setPin()
B) outputPin()
C) writeDigital()
D) digitalWrite()
14. Which keyword is used to create an infinite loop in Arduino?
A) setup()
B) repeat()
C) loop()
D) while()
15. Which of the following turns an LED off?
A) digitalWrite(pin, HIGH);
B) digitalWrite(pin, LOW);
C) analogWrite(pin, 255);
D) delay(pin);
16. What is the role of the setup() function?
A) To set up hardware settings
B)To delay LED blinking
C) To create variables
D) To repeat code
17. To light up an LED after 2 seconds, which function should be used in the code?
A) delay(2000);
B) pause(2);
C) wait(200);
D) hold(2);
18. In the give below coding which line is incorrect
int Led=13;
pinMode(led,OUTPUT)
digitalWrite(Led,HIGH);
A) Line 1
int led = 13;
B) Line 2
pinMode(led, OUTPUT)
C) Line 3 digitalWrite(led, HIGH);
D) All lines are correct
19. What type of value does digitalWrite() use for ON and OFF?
A) Integer only
B) TRUE or FALSE
C) HIGH or LOW
D) 1 or 0 only
20. Which Arduino function is called only once at the beginning of the program?
A) loop()
B) main()
C) setup()
D) begin()
