A+ Tutorials Connectivity and PortabilityA+ Tutorials - Connectivity and Portability
Before You Begin
Lesson 1: Networks
Basic Requirements of a Network
Networking
Local Area Networks
Wide Area Networks
Types of Networks
Network Topology
Network Operating System (NOS)
Network Interface Cards
Network Cabling
LAN Communication
Network Protocols
Extending a LAN
Maintaining and Troubleshooting Networks
Network Certification
The Internet
Lesson Summary
Lesson 2: Portable Computers
Types of Portables
Computer Cards (PCMCIA)
Portable Computer Hardware
Batteries
Power Management
Lesson Summary
Tutorial Summary
Review
The ability to expand beyond the limit of a single computer in a single office has expanded the reach of the PC to global proportions. Two technologies have driven this expansion: computer networking and the portable computer. In this tutorial, we first take a look at how the networks that link up computers on a global scale are put together. Then we examine the portable computer, whose introduction has allowed users instantaneous access to the computing and networking power of all the latest computer technology anywhere they go.