Create a java class named circle that implements java

Need some help with this java assignment

Create a Java class named "Circle" that implements java.io.Serializable interface and models a circle based on radius.

Radius cannot be less than zero. Implement the getter and setter method for radius.

Also include an overriding of toString in the circle class. Create the class' comparator which compares two objects of type Circle.

What do you think were the challenges faced by coco cola : What do you think were the challenges faced by Coco Cola when they attempted to enter the Indian market the first time? What did they do wrong?

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Write a shell script that copies the file named by its first : Write a script that tests for at least 1 or more arguments in the line calling the script. Write a shell script that copies the file named by its first argument

Create a java class named circle that implements java : Create a Java class named "Circle" that implements java.io.Serializable interface and models a circle based on radius.

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