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 Explanat
Business Environment Analysis | Definition, Types & Examples from Chapter 3 / Lesson 11 55K Learn about business environment analysis. Identify models and types of environmental analysis in strategic management, and study examples of how they work. Related...
Explain with examples what is meant by lossy decomposition and how this problem can be avoided in DBMS. Consider the problem of computing N! = 1 2 3 N. (a) If N is an n-bit number, how many bits long is N!, approximately (in () form)? (b) Give an algorithm to ...
Explain the difference(s) between the task-level and business-process-level models in the REA ontology. Think about a real-life process or activity that exemplifies loose coupling, and explain it. Describe how the process or activity could easily be replaced wit...
Define the problem in your own words using examples from the case. How to write a pseudo code for the given problem? Discuss what should be done to ensure that the entity relationship diagrams balance with the data flow diagrams. What is the consequence of failing to balance these mo...
B. Explain the Data Envelopment Analysis.Function:A function is a mathematical relationship that assigns a unique output (or dependent variable) to each input (or independent variable) from a specified set. A function can be represented by a formula, a graph, or a table ...
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 ...
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. Describe which of the seven primary product or process impacts of LCA you believe presents the great...