What is NodeMCU primarily based on?

• Raspberry Pi

• Arduino Uno

• ESP8266 microcontroller

• ESP32 microcontroller

Which scripting language is built-in with NodeMCU?

• Lua

• JavaScript

• C++

• Python

What type of memory is used to store firmware in NodeMCU?

• EEPROM

• RAM

• Flash Memory

• Cache Memory

What is the core microcontroller of NodeMCU?

• ATmega328

• ESP8266 SoC

• ARM Cortex-M0

• PIC16F877A

Which communication interface is NOT supported by NodeMCU?

• UART

• CAN

• SPI

• I2C

What is the maximum clock speed of the ESP8266 CPU?

• 160 MHz

• 80 MHz

• 200 MHz

• 40 MHz

Which feature allows NodeMCU to update firmware wirelessly?

• Serial Communication

• OTA (Over-the-Air) Updates

• Wi-Fi Direct

• USB Programming

What does GPIO stand for?

• Generalized Program Input/Output

• General Purpose Input/Output

• General Protocol Input/Output

• Global Peripheral Input/Output

Which of the following is a power-saving feature of NodeMCU?

• Deep Sleep Mode

• High Performance Mode

• Turbo Mode

• Idle Mode

What type of Wi-Fi networking modes does NodeMCU support?

• None of the above

• Both Access Point and Station Mode

• Only Access Point Mode

• Only Station Mode