In this learning activity you'll examine how database normalization eliminates redundancy and helps maintain consistency within a relational database.

In this activity, you'll learn about the different data types associated with databases.

In this interactive object, learners read how to arrange numerical data manually by using ascending or descending order. They also practice arranging the data using a spreadsheet.

In this learning activity you'll explore and practice the first step in normalizing a database.

In this activity, the learner will understand what denormalization is and when it's an appropriate strategy.

Learners read about the different uses of the word "data." They will test themselves on examples of data that is singular, plural, qualitative, quantitative, nominal, ordinal, interval, rational, discrete, or continuous.

At the end of this lesson you will be able to

- Explain what biosecurity means.

- Describe why biosecurity is important.

- Identify what kinds of disease agents we try to prevent or control with biosecurity.

- Demonstrate disease agent-host-environmental interactions that result in disease.

Learn more about debugging including: what it is, why we use it, and what it looks like in action.

In this learning activity you'll discover what the .NET Framework is, what problems it solves, and how it came to be.

Learners read about the most common forms of financial statements including balance sheets, cash flow statements, and profit and loss statements. A brief quiz completes the activity.

Learners observe animations showing how data is converted between serial and parallel flow.

Learners examine the elements of a data file memory of an Allen-Bradley SLC-500 programmable controller. A quiz completes the activity.

In this animated object, learners examine three data compare instructions used by programmable logic controllers (PLCs). A practical application to show how these instructions are used in an industrial setting is provided.

Explore what sexual harassment is, the three conditions that constitute harassing behavior, and the four levels of sexual harassment.

In this learning activity you'll enter your wage information and learn what a day, an hour, and a minute of their time costs an employer.

In this learning activity, you will learn what supply chain management is, four main links that make up the supply chain, and explore examples of how effective supply chain management works.

In this learning activity you'll examine how a data file is broken into packets and transmitted over the Internet.

In this learning activity, we’ll learn what an algorithm is.

In this learning activity you'll explore what scientific notation is and how it's used to express very large and very small numbers.

Explore what DML is including its main commands INSERT, UPDATE, DELETE, and SELECT.