Official dates announced for CompTIA A+ 2009 Edition
In their June newsletter, CompTIA announced dates for the new exam and the phase-out plan for the existing CompTIA A+ exam.
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What security exploit is this?
During a normal workday, you receive a call at your desk asking for information about a recently submitted help desk ticket. Two things are remarkable about this particular call; you notice that the call is coming from an outside line, and you don’t have any recent help desk tickets. What security exploit should you be concerned about?
CompTIA Network+ N10-004: 2.8 – Wiring Distribution
Have you ever seen the wiring closet of a relatively large network? It’s a mix of cables, punch-down blocks, and patch panels. In this video, you’ll learn about those wiring distribution technologies and how to verify the wiring installation and termination of your network infrastructure.
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CompTIA Network+ N10-004: 2.7 – Logical Network Topologies
Once a network is in place, there are many different ways to communicate to other devices. In this video, you’ll learn about peer to peer, client/server, VPNs, and VLANs.
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CompTIA Network+ N10-004: 2.6 – LAN Technologies and Properties
Ethernet is the King of the LAN, and in this video we’ll go into details about 10 megabit, 100 megabit, 1 gigabit, and 10 gigabit Ethernet versions. If it runs Ethernet over copper or fiber, you’ll learn about it in this module!
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CompTIA Network+ N10-004: 2.5 – Packet Switched WAN Technologies
Packet switched WAN networks are the latest technologies in wide area communication. In this video, you’ll learn about ATM, ADSL, MPLS, cable modem, and many more packet switched technologies.
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CompTIA Network+ N10-004: 2.5 – Circuit Switched WAN Technologies
In the first video of this two-part series on WAN technologies, we’ll examine the specifics of circuit switched WAN links. You’ll learn about POTS, T1s, and ISDN circuit switched technologies, and we’ll show you the speed differences, transmission media, and distance limitations.
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CompTIA Network+ N10-004: 2.4 – Wiring Standards
What’s the difference between 568A and 568B? How can I tell if a cable is a straight-through, cross-over, or rollover? In this video, we’ll look at the wiring standards that you’ll need to know when working with today’s modern networks.
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CompTIA Network+ N10-004: 2.3 – Common Physical Network Topologies
Networking fundamentals include many different physical network topology types. In this video, we’ll detail the basic structure of star networks, mesh networks, ring networks, and much more.
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How can you start a program automatically in Windows XP?
One of your users would like to have their email application launch automatically when they start their computer. What can you do in Windows XP to ensure the application will begin as soon as the computer starts?
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