Firewalls: Packet Filters
By Joseph Wetzel, Douglas Tabbutt
In this learning activity you'll create a packet filter.
By Dennis Fontaine, Terry Bartelt
In this learning activity you'll explore bandwidth.
Basics of the SELECT Statement
By Glen Orsburn
Learners use this Structured Query Language tutorial to gain an understanding of how a SELECT statement is built. This learning object has audio content.
Dynamic Host Configuration Protocol
By Terry Bartelt
In this learning activity you'll examine the software operation Dynamic Host Configuration Protocol (DHCP), which automatically performs TCP/IP configurations.
Learners consider the most common types of electromagnetic waves and the kinds of hardware used in a wireless network. A short quiz completes the activity.
Firewall: Network Address Translation/Port Address Translation
In this learning activity you'll examine how network address translation works.
Cross-site Scripting Awareness
By Joseph Wetzel
In this learning activity, you'll explore the topic of cross-site scripting, (or XSS)
Hexadecimal Numbering System
By Patrick Hoppe
In this learning activity you'll review the hexadecimal numbering system.
In this learning activity you'll explore how port scanning is commonly used by hackers to infiltrate a network and how IT security professionals can detect it.
IT Stress Management - Volunteerism
In this learning activity you'll discover how volunteering, developing outside interests, and setting aside time for hobbies all help reduce stress.
Visual Studio: Creating a New VSTS Repository
By Brian Foote
In this learning activity, you'll practice creating a new repository in Visual Studio Online, a cloud-based version control system.
Firewall: Stateful Packet Inspection
In this learning activity you'll examine a stateful packet inspection firewall that keeps track of legitimate Internet service requests, also known as dynamic packet filtering.
How Switches Increase Speed
In this learning activity you'll observe how switches are used in local area networks to increase data transmission speeds.
The IP Address Format
In this learning activity you'll examine the format of an IP address and interpret the octet by converting between decimal and binary numbers.
Recursion - See Recursion
In this learning object you'll learn what recursion is and how to use it.
Request Response: How the Web Works
In this learning activity we’ll learn how the web works by using a Request and Response algorithm.
Variables in Computer Programming (C#)
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.
Visual Studio: Connecting to Team Foundation Service
In this learning activity, you’ll practice connecting to the Team Foundation Service (TFS) and your local code repository to get existing code.
By Brett Sheleski
An interactive html page that allows the user to manipulate a Cardioid-like shape generated by lines.
How the Ethernet Works
In this learning activity you'll explore how computers connected on a network use Ethernet technology.
User Experience Design: User Experience Testing
By Kimberly Reed
In this learning activity, you'll be introduced to user experience testing.
Customer Service Skills for IT Professionals - Communication
In this learning activity you'll be introduced to the communication model and how it impacts your work as an IT professional.
In this learning activity, you'll examine the different ways in which computers and other equipment are physically connected in local area networks and the advantages and disadvantages of each topology.
IP Addressing and Subnetting
In this learning activity you'll review how a local area network computer uses a subnet mask to determine if its message is intended for a computer on the same network or on a remote network.
An Algorithm for Converting a Binary Number to a Decimal Number
By Kevin Ritzman
In this learning activity you'll examine two methods for converting a binary number to a decimal number.