Question 1- Write a C program that asks a user to input a float radius of a circle and calculates its area in a separate function. The program then displays the area value and a message to indicate if the areas float value exceeds 1000 or not.

Sample run output:

Enter the circle radius: 20

You entered 20.000000

Area is 1256.000000

Area is > 1000

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Question 2- Briefly define the following terms:

a )Internet of Things solution

b )Internet of Things platform

c) Embedded System

d) Microcontroller

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Question 3- Give a use case example that you may think of using the Internet of Things as a solution and justify your answer with reasons to select the IoT technology for this solution rather than other technologies.