DATABASE CONCEPTS+MYITLAB
DATABASE CONCEPTS+MYITLAB
18th Edition
ISBN: 9780134821245
Author: KROENKE
Publisher: PEARSON C
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Chapter 4, Problem 4.11RQ

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Identifier:

Identifier is an attribute which is used to uniquely identify a particular entity instances from an entity.

Note: An entity instance is an occurrence of a particular entity.

Composite identifier:

Composite identifier is combinations of two or more attributes in an entity that can be uniquely identify each instance in the entity...

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You can use Eclipse later for program verification after submission. 1. Create an abstract Animal class. Then, create a Cat class. Please implement all the methods and inheritance relations in the UML correctly: Animal name: String # Animal (name: String) + getName(): String + setName(name: String): void + toString(): String + makeSound(): void Cat breed : String age: int + Cat(name: String, breed: String, age: int) + getBreed(): String + getAge (): int + toString(): String + makeSound(): void 2. Create a public CatTest class with a main method. In the main method, create one Cat object and print the object using System.out.println(). Then, test makeSound() method. Your printing result must follow the example output: name: Coco, breed: Domestic short-haired, age: 3 Meow Meow
automata theory can please wright the exact language it know for example say  it knows strings start 0 and end with 1 this is as example also as regular expression
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