Leçon 1, Chapitre 1

En cours

Quizz Arduino : Conditional Programming in Arduino IDE – Detecting Sensors

Yann KIDSHAKER 18 mars 2025

Arithmetic Operators

Introductory Course on Arduino Conditional Programming in Arduino IDE | Detecting Sensors Arithmetic Operators Arithmetic Operators

Time limit: 00:06:02

1. QUESTION

1 point(s)
How many arithmetic operators are discussed in this topic?
- 3
- 4
- 5
- 6
2. QUESTION

1 point(s)
When using whole numbers in a calculation which will result in a floating type answer, how should they be represented: (Using 36 as an example)
- Any of the other options will work
- 36.0
- 0.36
- 36
3. QUESTION

2 point(s)
Which of the following gives the exact match between arithmetic operation and their respective symbols?
- Multiplication – x
- Multiplication – *
- Division – /
- Division – %
4. QUESTION

1 point(s)
If the result of a calculation is expected to be a number with decimal points, which of the following shows the correct way to define the variable for storing it?
- int Result:
- int Result;
- float Result:
- float Result;
5. QUESTION

1 point(s)
If we define an integer in the following manner:

int Sum;

What will be the initial value of ‘Sum’ ?
- 0
- 1
- Any Random value

Comparison or Relational Operators

Introductory Course on Arduino Conditional Programming in Arduino IDE | Detecting Sensors Comparison or Relational Operators Comparison or Relational Operators

Time limit: 00:09:32

1. QUESTION

2 point(s)
Which of the following shows a perfect match between the relational operator and its respective symbol:
- Greater than equal to – <=
- Less than equal to – >=
- Equal to – ==
- Not equal to – !=
2. QUESTION

2 point(s)
Out of the following statements, which one will result in ‘False’:
- Result = (3 >= 2);
- Result = (5 <= 4);
- Result = (3 > 5);
- Result = (8 == 7);
3. QUESTION

2 point(s)
A relational operator always results in:
- Either 1 or 0
- Either True or False
- True
- False
4. QUESTION

1 point(s)
If the following statement is executed, which of the following values will it return as the answer?

Result = ( 5 != 4 );
- 0
- 1
- Any random value
5. QUESTION

1 point(s)
How many relational operators are discussed in this topic?
- 6
- 5
- 7
- 4

Boolean or Logical Operators

Introductory Course on Arduino Conditional Programming in Arduino IDE | Detecting Sensors Boolean or Logical Operators Boolean or Logical Operators

Time limit: 00:09:56

1. QUESTION

1 point(s)
How many logical operators did we study in this tutorial?
- 5
- 4
- 3
- 2
2. QUESTION

2 point(s)
Choose the option which will return ‘1’ as answer:
- Result = (9 >= 8) && ( 8 != 7);
- Result = (5 < 6 ) || ( 7 > 3 );
- Result = ! ( 3 > 2 );
3. QUESTION

1 point(s)
Carefully observe the following truth table and find out the logical operator to which it belongs:

0 0 0

0 1 0

1 0 0

1 1 1
- AND
- OR
- NOT
4. QUESTION

1 point(s)
What do you understand by the term ‘Truth Table’?
- I don’t know
- A table showing all possible outcomes
- A table showing results that are true

Conditional Statements: If-else-if

Introductory Course on Arduino Conditional Programming in Arduino IDE | Detecting Sensors Conditional Statements: If-else-if Conditional Statements: If-else-if

Time limit: 00:09:56

1. QUESTION

1 point(s)
Which of the following conditional statements is the most useful?
- if
- if else if
- Depends upon situation
- If else
2. QUESTION

1 point(s)
The statements inside the body of an if statement will execute only when:
- Conditional expression is false
- Condition expression is true
- Doesn’t depends upon conditional expression
3. QUESTION

1 point(s)
Considering and if else statement, the statements inside the body of ‘else’ will execute only when:
- The conditional expression is false
- The Conditional expression is true
- Doesn’t depends upon conditional expression
4. QUESTION

1 point(s)
Consider a case where you want to check multiple conditions one after other. Which conditional statement are you going to use?
- if else
- if
- if else if
- else if else
5. QUESTION

1 point(s)
In a program, if you are using multiple if-else statements, in which order will they be checked by the processor?
- One after other starting from first
- Simultaneously
- Randomly

Digital Input | What is Tactile Switch State?

Introductory Course on Arduino Conditional Programming in Arduino IDE | Detecting Sensors Digital Input | What is Tactile Switch State? Digital Input | What is Tactile Switch State?

Time limit: 00:09:56

1. QUESTION

1 point(s)
If we interface a tactile switch using the pull-down resistor, what will be the state of the respective pin whenever the switch is released?
- Floating
- HIGH
- LOW
2. QUESTION

1 point(s)
Why is it necessary to connect a pull-up or pull-down resistor to interface a switch?
- To ensure the initial state of pins
- To protect pins
- For safe working of switch
3. QUESTION

1 point(s)
If we interface a tactile switch using a pull-up resistor, what will be the state of the respective pin whenever the switch is pressed?
- Floating
- LOW
- HIGH
4. QUESTION

1 point(s)
By default, All digital I/O pins are assigned as:
- Inputs
- Outputs
- Nothing is by default, we have to assign
5. QUESTION

1 point(s)
According to the topic, what is the value of a good pull-up or pull-down resistor?
- 10K Ohm
- 100 Ohm
- 10 Ohm
- 1K Ohm
6. QUESTION

1 point(s)
A tactile switch belongs to which category of switches?
- Maintained
- Momentary
7. QUESTION

1 point(s)
IF digitalRead(6) is executed in a program and it returns ‘1’, what will be the state of digital pin 6?
- LOW
- Floating
- HIGH
8. QUESTION

1 point(s)
How many ways to interface a tactile switch have been discussed in this topic?
- 1
- 2
- 3
- 4
Analog Input | How Potentiometer works?

Introductory Course on Arduino Conditional Programming in Arduino IDE | Detecting Sensors Analog Input | How Potentiometer works? Analog Input | How Potentiometer works?

Time limit: 00:09:56
1. 1. QUESTION
  
  2 point(s)What do you understand by the term ‘Potentiometer’?
  - Single resistor with a wiper to move
  - A voltage divider
  - A variable Resistor
2. 2. QUESTION
  
  2 point(s)Which formula works fine to convert integer values back to continuous voltage values? (Voltage range : 0 – 5V)
  - V = ( 5 / A ) * 1023
  - V = (( 5 * A ) / 1023 )
  - V = ( 5 * A / 1023 )
  - V = 5 *A / 1023
3. 3. QUESTION
  
  1 point(s)Keeping the 10-bit resolution in mind, what is the minimum change in voltage that can be captured? (Input Voltage range : 0 – 5V)
  - 4.9 mV
  - 2 mV
  - 10 mV
  - 49 mV
4. 4. QUESTION
  
  1 point(s)Whenever an analog input is connected and read by the function analogRead(Pin), it returns a value in the range of:
  - 0 – 1023
  - 0 – 1024
  - 0 – 255
  Interfacing LDR with Arduino
  
  Introductory Course on Arduino Conditional Programming in Arduino IDE | Detecting Sensors Interfacing LDR with Arduino Interfacing LDR with Arduino
  
  Time limit: 00:09:58
  
  1. QUESTION
  
  1 point(s)
  
  What happens when the light is more around the LDR sensor?
  
  The resistance value of LDR falls
  
  The resistance value of LDR grows
  
  2. QUESTION
  
  1 point(s)
  
  Why have we used the 10KΩ resistor in the LDR Circuit?
  
  It is not needed
  
  To make a potential divider circuit
  
  To make the circuit look cool and complex
  
  3. QUESTION
  
  2 point(s)
  
  LDR is which type of sensor?
  
  Light Sensitive Sensor
  
  Force-dependent Sensor
  
  Digital Sensor
  
  Analog Sensor
  Digital Output | How to control State of a LED?
  
  Introductory Course on Arduino Conditional Programming in Arduino IDE | Detecting Sensors Digital Output | How to control State of a LED?
  
  Time limit: 00:09:56
  
  1. QUESTION
  
  1 point(s)
  
  If you find digitalWrite(5, HIGH) written in a program, how would you interpret it?
  
  It will change the status of any digital pin to HIGH.
  
  It will change the status of any digital pin to HIGH 5 times.
  
  It will change the status of digital pin 5 to HIGH.
  
  2. QUESTION
  
  1 point(s)
  
  A HIGH state on a digital output pin signifies:
  
  2 V
  
  1 V
  
  3.3 V
  
  5 V
  
  3. QUESTION
  
  1 point(s)
  
  How much current can the digital pin’s source provide?
  
  Upto 1 A
  
  Upto 40mA
  
  Upto 30 mA
  
  Upto 20mA
  
  4. QUESTION
  
  1 point(s)
  
  How can you differentiate between the positive and negative terminals of an LED?
  
  By using directly into circuit
  
  Using multimeter
  
  No need to detect terminal as it works both ways
  
  +ve terminal is usually longer
  
  5. QUESTION
  
  1 point(s)
  
  What is the correct syntax to make a digital pin work as output?
  
  pinMode(Pin, output);
  
  pinMode(Pin, OUTPUT);
  
  PinMode(Pin, Output);
  
  pinmode(Pin, Output);

Quizz Arduino : Conditional Programming in Arduino IDE – Detecting Sensors

Yann KIDSHAKER 18 mars 2025

Arithmetic Operators

1. QUESTION

2. QUESTION

3. QUESTION

4. QUESTION

5. QUESTION

Comparison or Relational Operators

1. QUESTION

2. QUESTION

3. QUESTION

4. QUESTION

5. QUESTION

Boolean or Logical Operators

1. QUESTION

2. QUESTION

3. QUESTION

4. QUESTION

Conditional Statements: If-else-if

1. QUESTION

2. QUESTION

3. QUESTION

4. QUESTION

5. QUESTION

1. QUESTION

2. QUESTION

3. QUESTION

4. QUESTION

Interfacing LDR with Arduino

1. QUESTION

2. QUESTION

3. QUESTION

Digital Output | How to control State of a LED?

1. QUESTION

2. QUESTION

3. QUESTION

4. QUESTION

5. QUESTION