Firewalls: Packet Filters
By Joseph Wetzel, Douglas Tabbutt
In this learning activity you'll create a packet filter.
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.
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.
By Dennis Fontaine, Terry Bartelt
In this learning activity you'll explore bandwidth.
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.
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.
By Joseph Wetzel, Jeff Sonnleitner
In this interactive activity, learners insert the router terms that each acronym stands for. Each of the acronyms is formed from the key letters in a term that relates to routers.
How to Send an E-mail Message
By Beth Baar
In this interactive lesson, learners read and hear instructions for sending an e-mail. Steps are given for composing an e-mail message and for sending it. Students have an opportunity to write their own messages. A quiz follows the instruction.
Clients and Servers
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.
Nanosolutions to the Water Problem
By Barbara Liang
Learners read about how universities, government agencies, energy companies, and nanotech firms are working together to use nanotechnology to help produce clean water for consumption.
In this learning activity you'll explore the process that servers follow to take a name entered on a computer browser and convert it to an IP address.
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.
An Overview of the Raspberry Pi
By Joseph Wetzel
In this learning activity you'll discover what the Raspberry Pi is, how it's used, and some projects you can do at home.
Data Manipulation Language
Explore what DML is including its main commands INSERT, UPDATE, DELETE, and SELECT.
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.
In this learning activity you'll examine how a large computer network is configured.
How the Ethernet Works
In this learning activity you'll explore how computers connected on a network use Ethernet technology.
Internet Components: Skills Check 3
By Dar DeBruin-Hein
In a series of interactive exercises, learners identify the parts of a URL, a Web site, and an e-mail memo. Students are given their score at the end of the activity.
The Ethernet Frame
Learners view the seven segments of an Ethernet frame and the types of information each represents.
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.
How Switches Increase Speed
In this learning activity you'll observe how switches are used in local area networks to increase data transmission speeds.
In this learning activity you'll examine how routers transfer data between local area networks and the Internet.
Learners observe animations showing how data is converted between serial and parallel flow.