Connected Devices using NodeMCU Quiz Answer Cisco

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Connected Devices using NodeMCU

Enter into the world of the Internet of Things (IoT) through the ESP8266 NodeMCU. Make your own connected device, set up a hotspot and create a local server on it. Send HTML codes to your local server and create a custom webpage that can display data from a sensor, or even control a motor.

Go to this Course: Connected Devices using NodeMCU

COURSE CURRICULUM

Project Zero
Light controlled dimmer using NodeMCU
Connecting to a network using NodeMCU
Hotspot and web pages
Storing and retrieving data from NodeMCU’s EEPROM
Dynamic WiFi configuration of the NodeMCU
Temperature and humidity monitoring using MQTT
Quiz

Connected Devices using NodeMCU Practice Quiz Answer

Question 1)
Are MQTT subscribe/publish topic names case sensitive?

yes
no
dont know
none

Question 2)
Which of the following is an invalid method to parse text when using a NodeMCU device?

Plaintext
HTML
JSON
XML

Question 3)
Which of the following functions can be used to reboot the ESP8266 device?

ESP.reboot()
ESP.restart()
ESP.reset()
ESP.release()

Question 4)
What is a Real Time Clock (RTC) used for?

Clock synchronization
Time-keeping
Memory Allocation
Non-volatile Memory

Question 5)
Which of the following HTTP error codes indicates ‘Page not found’?

400
404
503
200

Question 6)
What is the voltage required to power up an ESP8266 board?

5.0V
7.4V
3.3V
2V

Question7)
How many of the GPIO pins of the ESP8266 can be used as interrupt pins?