A database table must have a primary key and may also have foreign keys. When a database is normalized the data will appear only once in one table and will not be duplicated in another table.Answer and Explanation: Become a member and unlock all...
What are dynamic arrays in Java? Explain with an example. Explain if a static method can or cannot access instance data and why? - Write the code to create a class that models a door object. Give the class a name and an empty body for the moment. When modeling an object as a cla...
Describe at least three functions that a Database Management System (DBMS) performs to help create an accurate and consistent view of data throughout an enterprise. Explain how an organization can ensure its information systems are designed to ...