The Arduino Platform and C Programming Quiz Answers

All Weeks The Arduino Platform and C Programming Quiz Answers

Week 1: Arduino Environment

Q1. What type of connector does an Arduino UNO not contain?

• HDMI connector

Q2. How many microcontrollers are available for user programming on the Arduino UNO?

• 1

Q3. The Arduino UNO contains a user-controllable LED connected to which pin?

• Digital pin 13

Q4. True or False: Analog pin A0 can be used as an analog output.

• False

Q5. Through what interface is the bootloader typically reprogrammed?

• ICSP

Q6. True or False: The schematic shows the connections between components and their placement on the board.

• False

Q7. What operation in the IDE triggers code to be written into the memory of the Arduino?

• Upload

Q8. Which statement about the serial monitor is NOT true?

The serial monitor is a program that executes on the Arduino.

The Arduino Platform and C Programming Week 02 Quiz Answers

Q1. What is the name of the library which contains the printf() function?

• stdio.h

Q2. What does the ‘\n’ character mean?

• newline

Q3. What type of data is surrounded by double quotes in a program?

• a string

Q4. What C type is one byte long?

• char

Q5. Does the following statement evaluate to True or False?

(10 || (5-2)) && ((6 / 2) – (1 + 2))

• False

Q6. What does the following program print to the screen?

int main (){ int x = 0, y = 1; if (x || !y) printf(“1”); else if (y && x) printf(“2”); else printf(“3”); }

• 3

Q7. What does the following program print to the screen?

int main (){ int x = 0, z = 2; while (x < 3) { printf (“%i “, x); x = x + z; } }

• 0 2

Q8. What does the following program print to the screen?

int foo (int q) { int x = 1; return (q + x); } int main (){ int x = 0; while (x < 3) { printf (“%i “, x); x = x + foo(x); } }

• 0 1

The Arduino Platform and C Programming Week 03 Quiz Answers

Q1. What is the function of the linking process after compilation?

• It merges the libraries with the application code into a single executable

Q2. What is the role of avrdude?

• It writes the executable into the memory of the Arduino

Q3. Why are classes (in C++) useful?

• They improve the organization and understandability of the code

Q4. What is one way that a sketch can invoke a function contained inside a class?

• The name of the class can be concatenated with the name of the function, with a period in between.

Q5. Which of the following statements is true?

• The setup() function is executed once and the loop() function is executed iteratively, as long as the Arduino is powered on.

Q6. True or False: An analog pin can accept analog inputs and drive analog outputs.

• False

Q7. If a sketch running on an Arduino UNO executes the following statements, what voltage would be expected on pin 1 afterwards?

pinMode(1, OUTPUT); digitalWrite(1, HIGH);

• 5

Q8. True or False: The delay() function causes program execution to pause for a number of milliseconds.¶

• True

The Arduino Platform and C Programming Week 04 Quiz Answers

Q1. Which of the following does NOT provide observability in a system?

• A switch connected to an Arduino input pin

Q2. What is meant by the expression “run control of the target”?

• The ability to stop and start the execution of the target microcontroller

Q3. What is NOT an advantage of using a remote debugger?

• Remote debugging requires an extra communication channel for debugging

Q4. What is NOT a feature of an embedded debug interface?

• Automatic test generation is commonly supported

Q5. Which of the following is NOT an advantage of the UART protocol?

• Higher data transfer rates are typically achieved compared to a parallel protocol

Q6. Which of the following statements is NOT true about the UART protocol?

• The data transmission rate is equal to the baud rate

Q7. Synchronization is performed in the UART protocol based on the timing of the Start bit.

• True

Q8. An error in bit transmission (perhaps due to noise) may not be detected, even if a parity bit is used.

• True

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Introduction to the Internet of Things and Embedded Systems

All Quiz Answers of An Introduction to Programming the Internet of Things (IoT) Specialization Course

Course 1: Introduction to the Internet of Things and Embedded Systems

Course 2: The Arduino Platform and C Programming

Course 3: Interfacing with the Arduino

Course 4: The Raspberry Pi Platform and Python Programming for the Raspberry Pi

Course 5: Interfacing with the Raspberry Pi