Nanotechnology: In the Beginning
By Weldon Faull
Learners listen to a lecture given during the early days of nanotechnology titled, “There’s Plenty of Room at the Bottom.” Dr. Richard Feynman made the presentation to the American Physical Society on December 29, 1959. Animation makes this lecture fun to absorb.
CRC – Cyclic Redundancy Check
By Dawn Rohm
In this learning activity, you’ll be introduced to what the CRC is, the technology behind it, and how it’s performed.
By Joseph Wetzel
In this learning activity, we’ll explore what RESTful services are, how they interact with clients and servers, and finally, understand how it works within an HTTP framework.
Firewall: Gateway Servers
By Joseph Wetzel, Douglas Tabbutt
In this animated object, learners examine how a gateway server operates.
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.
An Overview of the Raspberry Pi
In this learning activity you'll discover what the Raspberry Pi is, how it's used, and some projects you can do at home.
Firewall: Network Address Translation/Port Address Translation
In this learning activity you'll examine how network address translation works.
In this learning activity you'll examine how a large computer network is configured.
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.
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.
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.
Switches and Hubs
Learners view animations showing how hubs and switches work in local area network 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.
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.
Firewalls: Packet Filters
In this learning activity you'll create a packet filter.
Dynamic Host Configuration Protocol
In this learning activity you'll examine the software operation Dynamic Host Configuration Protocol (DHCP), which automatically performs TCP/IP configurations.