Data Logging: The Internet of Things: 11
Interactive Video
•
Engineering, Information Technology (IT), Architecture
•
University
•
Practice Problem
•
Hard
Wayground Content
FREE Resource
Read more
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of using a potentiometer in the circuit setup?
To measure digital signals
To act as a switch
To simulate an analog input
To provide a constant voltage
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is a voltage divider used in the circuit?
To stabilize the current
To increase the voltage to 5V
To step down the voltage from 3.3V to 1V
To convert AC to DC
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in the software setup for the ESP8266?
Include the ESP8266 library
Initialize the serial monitor
Define the main loop
Set up the Wi-Fi connection
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of the Wi-Fi client class in the setup?
To read analog inputs
To manage sensor data
To establish a connection to the Internet
To control the LED
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of the while loop in the setup function?
To continuously read sensor data
To wait until a Wi-Fi connection is established
To send data to Thingspeak
To initialize the serial monitor
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the loop function, why are sensor values converted to strings?
To perform mathematical operations
To display on an LCD
To send them over HTTP
To save memory
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of concatenating sensor data into one string?
To reduce the size of the data
To prepare it for HTTP transmission
To encrypt the data
To store it in a database
Access all questions and much more by creating a free account
Create resources
Host any resource
Get auto-graded reports
Continue with Google
Continue with Email
Continue with Classlink
Continue with Clever
or continue with
Microsoft
%20(1).png)
Apple
Others
Already have an account?
