During an annual network planning session, you’ve found a number of older Ethernet networks that are connected by 10-BASE2 coaxial cable. What might be some reasons for replacing this older bus network topology for another type (pick two)?
What are some disadvantages of bus network topologies? Read More »
You have downloaded a new set of mouse drivers, but you’re not sure if the new driver contains the same files as a previous version. What Windows command-line program can compare the contents of two files?
Your Windows XP workstation is not booting, and some of the error messages appear to be related to a missing or corrupted boot.ini file. What’s the best way to rebuild the boot.ini file?
During the process of troubleshooting a Windows XP startup error, you’ve been asked to launch Windows XP into Safe Mode. How do you start the Windows XP Safe Mode?
There are certain characters on the keyboard that cannot be used as part of a filename. Which of these characters would not be part of a valid filename (pick two)?
Which RAID type mirrors data by duplicating files across physical disk drives?
You’ve just updated the driver for your video card, but you notice that it is having problems when it plays any videos. You’d now like to reinstall the older device driver, but you can’t find a copy of the original driver on your system or the manufacturer’s web site. What would be your best next step?
How can you recover from a bad driver installation? Read More »
Your organization maintains a group of Windows 2000 systems that are used for client access to an important corporate application. You need to build five more Windows 2000 Professional systems, and you’ve been given a set of computers that have 300 MHz processors, have 64 MB of RAM, support video up to 1024×768 resolution, and include 20 GB hard drives. Which one of these specifications meets the minimum requirements but not the recommended requirements for a new installation of Windows 2000 Professional?
Will this computer run Windows 2000 Professional? Read More »
The security of the network is a never-ending struggle against the bad guys. In this video, you’ll learn about the most common security threats and what you can do to protect your network resources. We’ll discuss denial of service attacks, viruses, worms, man in the middle attacks, rogue access points, social engineering, and phishing. We’ll also show you how policies and procedures, user training, and patching can help mitigate these security problems in your network.
CompTIA Network+ N10-004: 6.6 – Common Security Threats Read More »
The security of the devices on our network must be managed through both physical and technological means. In this video, you’ll learn the importance of good physical security, methods to restrict local and remote access to our devices, and the applications and protocols that you can use to build a more secure networking environment.
