Data Flow on the Internet
By Mark Puig
In this learning activity you'll examine how a data file is broken into packets and transmitted over the Internet.
Clients and Servers
By Terry Bartelt
In this learning activity you'll observe how computers operate in a client-server network operating system and consider the advantages and disadvantages of such a system.
In this learning activity you'll examine how routers transfer data between local area networks and the Internet.
Peer-to-Peer Operating Systems
In this learning activity you'll examine how computers operate in a peer-to-peer network operating system.
By Brett Sheleski
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.
Twisted Pair Cable Noise Immunity
In this learning activity you'll explore how to reduce electromagnetic interference (EMI) and crosstalk between adjacent wires.
What is the .Net Framework?
In this learning activity you'll discover what the .NET Framework is, what problems it solves, and how it came to be.
Excel: Locking Cell References
By Patrick Hoppe
Students read how to lock a cell that is being referenced in a formula so that it does not automatically show an increment when the formula is copied.
Programming in C++ Using Constants
By Ryan Appel
In this learning activity you'll discover the const keyword and it’s uses in C++.
By Dawn Rohm
In this learning activity, you’ll explore how routers use routing tables to move data packets from their origin to their destination.
An Algorithm for Converting a Decimal Number to a Binary Number
In this learning activity you'll examine a systematic method for converting a decimal number (base 10) into a binary number (base 2).
Switches and Hubs
Learners view animations showing how hubs and switches work in local area network configurations.
In this learning activity you'll explore the physical construction and operation of single-mode and multi-mode fiber-optic cables used in networking.
FTP - What You Need to Know
By Joseph Wetzel
In this learning activity you'll explore why the FTP protocol is often used to transfer data across the network and more importantly, why it should not be.
Fibre Channel Storage Area Networks
By Steve Ebben
Fibre Channel storage area networks can play a pivotal role in the performance of cloud computing. This learning activity
will explain the benefits, components, and some basic configurations of fibre channel networks.
Window 10 and Desktop Elements
By Dawn Matott
In this interactive object, learners identify the elements of the Windows platform in a drag-and-drop exercise.
User Experience Design: What is Usability?
By Kimberly Reed
In this learning activity you'll explain how how Usability fits into User Experience Design.
Strings in the .NET Framework
In this activity, we will explain the string datatype in the .net framework and cover the peculiarities of a reference type that appears to behave like value type.
SEO - Promoting your Website
This learning object explains new, free, and traditional ways to market your website.
Customer Service Skills for IT Professionals - Engaging the Customer
In this learning activity you'll explore four ways to engage your customers and improve your customer service skills.
Firewalls: Relationships Among Firewall Perimeters
By Joseph Wetzel, Douglas Tabbutt
In this learning activity you'll examine how firewalls block viruses by discussing trusted, semi-trusted, and untrusted networks.
Network Internet Protocol (IPv6)
By Brett Sheleski, Terry Bartelt
In this learning activity you'll explore the IPv4 IP address scheme and the planned conversion to IPv6.
Achieve Persistence on the Web
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.