Doorbell

What is the purpose of using a GPIO pin for the doorbell button?

• To power the button

• To detect button presses

• To provide feedback to the user

• To control the camera module

What action triggers the camera to capture an image in the doorbell project?

• Opening the door

• Pressing the doorbell button

• Detecting motion near the door

• Sending a remote command

Which programming language is commonly used to implement the doorbell project on Raspberry Pi?

• Java

• Python

• C++

• JavaScript

Which component enables the doorbell project to capture images?

• Ultrasonic sensor

• Infrared sensor

• Camera module

• Temperature sensor

Which GPIO pins are typically used to interface the doorbell button with Raspberry Pi?

• GPIO 0

• GPIO 4

• GPIO 17

• GPIO 27

What is the primary purpose of the Doorbell project with Raspberry Pi and Camera?

• To control home appliances remotely

• To monitor the front door and receive notifications when someone rings the doorbell

• To play music when someone approaches the door

• To capture images of birds near the door

How can the doorbell project be extended to include remote notifications?

• By integrating with a speaker for audible alerts

• By sending email or push notifications to a smartphone

• By printing notifications on a connected printer

• By displaying notifications on a connected screen

What is the purpose of the camera in the doorbell project?

• To record videos of doorbell interactions

• To capture images of individuals at the door

• To scan QR codes for entry

• To detect the temperature outside the door

What is the advantage of using a Raspberry Pi-based doorbell project over traditional doorbells?

• Lower cost

• Integration with smart home systems

• Customizable features and functionality

• All of the above

How can the doorbell project be further enhanced for security?

• By integrating facial recognition technology

• By adding a fingerprint scanner for access control

• By connecting to a security alarm system

• All of the above