Achieve Persistence on the Web
By Joseph Wetzel
In this learning activity you'll discover the disconnected nature of the HTTP request-response model including some methods of persisting state and the security implications.
Variables in Computer Programming (C#)
By carlfranklin
In this learning activity you'll define what a variable is, how they're used in the C# programming language, and how the computer works with variables under the hood.
Go-Back-N ARQ
By Dawn Rohm
You'll be introduced to the Go-Back-N ARQ, learn what it is, and find out how it's used to keep track of data sent between networked computers.
Routers: Logical Addresses
By Joseph Wetzel, Jeff Sonnleitner
In this learning activity you'll examine how logical addresses work. The IP address is the logical address assigned to a connection by the ISP or network administrator.
Normalization – 3rd Normal Form
By jamiecchavez
In this learning activity, you'll be introduced to Third Normal Form and you'll design a table following these rules.
Normalization – 2nd Normal Form
In this activity you'll practice designing a table in second normal form.
What Is Normalization?
In this learning activity you'll examine how database normalization eliminates redundancy and helps maintain consistency within a relational database.
Normalization – 1st Normal Form
In this learning activity you'll explore and practice the first step in normalizing a database.
Bandwidth
By Dennis Fontaine, Terry Bartelt
In this learning activity you'll explore bandwidth.