Ch 9: Data Management

About This Chapter

Watch data management video lessons to learn some interesting and important information about data hierarchy, relational databases and more. Each lesson is accompanied by a short multiple-choice quiz you can use to check your understanding of these topics.

Data Management

Let's say you have a bunch of data that you have collected. You want to be able to use this data in the future, but right now, it is a jumbled mess that would take days to sort out. How can you organize it and make it useable? Well, data management can help you out. Don't know much about data management? Don't you worry. We have some lessons that will introduce you to some key concepts and help you learn what you need to know.

Let these lessons introduce you to such data management topics as data hierarchy, data fields, records, databases and files. See how the hierarchy of data can help an organization get business activities completed. Also, watch a video lesson that explains why the database approach in data management is used.

Check out our lesson explaining what a database management system is, what it does and why it's needed. Learn more about different types of database management systems that include object-oriented, relational, hierarchical and network.

Catch our other lessons on this topic that discuss things like manipulating databases using database management system applications and programming languages. Lessons also cover data warehousing, data mining and data marts.

Watch all of these lessons to boost your knowledge of data management and the different aspects related to it. Then, test your mastery of this subject area through our short, multiple-choice quizzes.

10 Lessons in Chapter 9: Data Management
Test your knowledge with a 30-question chapter practice test
What is Database Management? - How Databases Help Organizations

1. What is Database Management? - How Databases Help Organizations

Organizations use large amounts of data. Database management makes it possible to organize and analyze these data. Learn why database management is important to support business operations.

Database Concepts and Structures: The Elements That Make Up a Database

2. Database Concepts and Structures: The Elements That Make Up a Database

Learn the fundamental elements of databases and how they are structured. One common data structure is a database table, which uses records and fields to organize data.

What is a Database Management System? - Purpose and Function

3. What is a Database Management System? - Purpose and Function

In this lesson, we will describe the purpose and functions of a database management system, as well as the advantages and disadvantages of using a database management system in an organization.

Models of Database Management Systems (DBMS)

4. Models of Database Management Systems (DBMS)

Get to know the different models of database management systems and learn how each one is used to systematically organize large amounts of data in a logical manner.

What is a Relational Database? - Elements, Design & Advantages

5. What is a Relational Database? - Elements, Design & Advantages

The relational database is the most widely used type of database management system. Learn how the relational database organizes data using tables, keys and associations.

Types of Data: Text, Numbers & Multimedia

6. Types of Data: Text, Numbers & Multimedia

Discuss the basic types of data found in databases. These include character strings, integers, decimals, images, audio, video and other multimedia types.

Structured Query Language: Manipulating Databases Using SQL

7. Structured Query Language: Manipulating Databases Using SQL

Describe how to manipulate a database using the logic of Structured Query Language. Learn the basic syntax to write database queries in SQL using the SELECT statement.

Data Warehousing and Data Mining: Information for Business Intelligence

8. Data Warehousing and Data Mining: Information for Business Intelligence

Collections of databases that work together are called data warehouses. This makes it possible to integrate data from multiple databases. Data mining is used to help individuals and organizations make better decisions.

Database Administration and Security: Definition and Purpose

9. Database Administration and Security: Definition and Purpose

A database administrator, or DBA, plays a critical role in managing the databases of an organization. Learn about the various roles of a DBA and the tools used to keep data safe and secure.

Cloud Computing and Databases: Technology to Improve Database Management

10. Cloud Computing and Databases: Technology to Improve Database Management

Cloud computing uses a network of computers to provide services that otherwise would be provided by a single computer or computer server. Learn how cloud computing works and how it allows you to use the same database on multiple devices in this video lesson.

Chapter Practice Exam
Test your knowledge of this chapter with a 30 question practice chapter exam.
Not Taken
Practice Final Exam
Test your knowledge of the entire course with a 50 question practice final exam.
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