iot mcq

What is the role of Big Data in IoT's Smart Grid architecture?

• Filter the data

• Locked the data

• Store data

• None of the Above

The huge number of devices connected to the Internet of Things have to communicate automatically, not via humans. What is this called?

• Skynet

• Bot 2 Bot

• Machine 2 Machine

• Intercloud

If dc motor is rotating clockwise with motor_pin1=LOW and motor_pin2=HIGH, how can we reverse its direction?

• motor_pin1=LOW and motor_pin2=HIGH

• motor_pin1=HIGH and motor_pin2=LOW

• motor_pin1=HIGH and motor_pin2=HIGH

• motor_pin1=LOW and motor_pin2=LOW

Which are the big challenges of IoT?

• Improved Customer Engagement

• Security and Privacy

• Reduced Waste

• Enhanced Data Collection

Devices that transforms electrical signals into physical movements

• Sensors

• Actuators

• Switches

• Display

A ________ view shows the system hardware and how software components are distributed across the processors in the system.

• physical

• logical

• process

• All of the mentioned

An Internet of Things platform:

• provides services for accessing, using, or participating in the Internet

• allows for devices and apps to communicate with each other

• allows individuals and organizations to make their website accessible

• None of the Above

What describes how a set of interacting components can share data?

• model-view-controller

• architecture pattern

• repository pattern

• None of the Above

Which of the following frequencies is correct for the Galileo gen 2 board?

• 250 MHZ

• 400 MHZ

• 450 MHZ

• 300 MHZ

Which one is not a frequently used Arduino board:

• Arduino UNO

• Arduino Mega

• Arduino Nano

• Arduino Micra