Module 9
Line Following Robot
Made by @Sakshi
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1: What does Pin Number 10 indicate on ESP
15s
Count pin 10 from bottom
Count pin 10 from top
D10 or A10
GPIO Pin 10
2: Which of the following is not a layer you can view or edit in EasyEDA’s PCB editor?
15s
Top Layer
Bottom Layer
Animation Layer
None
3: What is the advantage of using the ESP32 over the ATmega328P in Arduino projects?
15s
Lower power consumption
Built-in Wi-Fi and Bluetooth
Smaller size
Higher compatibility with shields
4: What is the first step when starting a new PCB design
15s
Exporting Gerber files
Creating a new schematic
Placing vias
Running a DRC check
5: What is the role of WiFiClientSecure in HTTPS communication?
15s
It encrypts the WiFi signal
It plots secure data
It handles secure HTTP requests
It stores WiFi credentials
6: How does a black object affect the IR sensor's output?
15s
It reflects most of the IR light
It absorbs most of the IR light
It stops
It reflects all the IR light, giving a analog output
7: What are advantages of RTOS
15s
Predictable Timing
Non-Deterministic Behavior
Overhead in timing
Hybrid Kernel
8: Which of the following combinations of components are used in an H-bridge circuit for controlling a DC motor?
15s
Diodes and capacitors
Transistors and relays
Resistors and inductors
Sensors and actuators
9: Which UART signal line is responsible for sending data?
15s
SDA
MOSI
Tx
Any pin can be used
10: How to make car turn using combination of 2 motors
15s