CodeforcodehsExercise 4.7.4:// Exercise 4.7.4: Leash//Create a new class called Leashpublic class Leash {//Instancevariablesprivate String material;private double length;//Default constructorpublic Leash() {material = "";length = 0.0;}//Parameterized constructorpublic Leash(String material, double length) {this.material = material;this.length = length;}//Getter andSetter methodspublic String getMaterial() {return material;}public voidsetMaterial(String material) {this.material = material;}public double getLength() {return length;}publicvoid setLength(double length) {this.length = length;}//toString() methodpublic String toString() {return "This leash is made of " + material + " and is " + length + " feet long.";}}What is code?For the purposes ofcommunicationand information processing, acodeis a set of rules that transforms information—such as just a letter, word, sound, picture, as well as gesture—into another shape, sometimes shortened as well as secret, for storage on a storage medium or for transmission over acommunication channel. An early example is the development oflanguage, which allowed people to express verbally what they were thinking, seeing, hearing, or feeling to others. However, speech restricts the audience to the those present at the time the speech is delivered and limits thecommunication rangeto a distance a voice can travel. The ability to communicate across space and time was greatly expanded by the invention ofwriting, which transformed spokenlanguageintovisual symbols.To learn more aboutcodebrainly.com/question/23275071#SPJ1...

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