All Entries Tagged With: "wireless"
CompTIA A+ 220-702: 3.2 – Configuring and Installing Wireless Routers
Wireless routers have become a standard installation into our small offices and home offices. In this video, you’ll learn about detailed wireless router configuration options, the basics of hardware and software firewall configuration, and tips for the physical installation of wireless routers.
CompTIA A+ 220-702: 1.3 – Installing and Troubleshooting Laptop Components
Laptops hardware components are unique to their smaller form factor and portability. In this video, you’ll learn how to troubleshoot laptop video, check for problems with the LCD hardware, and troubleshoot issues with antenna wire connections.
What happened to your signal?
You’ve recently upgraded the memory in your laptop computer, but now you notice that the signal of your wireless connection is much weaker than before. What is the most likely cause of this issue?
220-701: 2.4 – Diagnosing and Troubleshooting Laptops
The popularity of portable technology has created a constantly moving computing environment, and it has brought with it a number of unique challenges. In this video, you’ll learn the troubleshooting skills necessary to solve problems related to portable power, video, keyboards, wireless networks, and much more.
What frequency does 802.11n use?
You’re planning a wireless installation in a very populated area, and you’d like to perform an audit of existing wireless spectrum usage to avoid any conflicts. What frequency is used by 802.11n wireless networks?
220-701: 5.2 – Security Technologies
As a CompTIA A+ professional, you’ll use a number of security technologies to help protect your home and office networks. In this video, you’ll learn about wireless encryption, malicious software protection, password management, biometrics, workstation security.
220-701: 4.3 – Wireless Networking
Wireless networks have numerous standards and communication methods, and there are extensive wireless configuration options. In this video, you’ll learn about all of the 802.11 wireless standards, the wireless encryption methods, and some of the most common wireless configuration options.
What network type replaced cables?
Which network type is considered a “personal area network” and was designed to minimize the number of cables used in our computing environments?
Where’s your wireless network?
Your organization provides a wireless network for mobile connectivity in the office. To use the network, the wireless network information must be manually added to the configuration of each wireless device. You notice that other computers can’t see the wireless network unless they are also manually configured. Which wireless configuration can cause this?
What can protect you on a public network?
You’re interested in doing some work on your laptop at the local coffee shop, but you’re concerned with the security of the public wireless network. What can help protect your computer while you’re using this public network?
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