Archive for the ‘Computers’ Category
Avira, Free Antivirus Software For Your Home PC
This software review is a personal experience, and do not mean to promote the product at all. Since it’s a personal experience, there may be many points missing, so please do notify me via comment if anything you want to share. For more daily freebies and free softwares reviews, visit www.freebielot.com.
Staying up to date is very much important, almost in all spheres of life. Staying up to date with the latest technology is something you need to do in modern times. From mobile phones and house hold items to your computers, you need updated security and safety.
Since your personal computer is always at risk of getting viruses as you’re connected to the internet, you need better protection with some best antivirus software.
Avira is one of the best free antivirus software products, but the free version is not full featured. The free version of Avira doesn’t claim to protect against spyware, so you’ll have to buy the full version for full protection.
Avira is the best anti virus software with attractive interface, but you need it to have more tweaking to get things to function fully. According to AV-Test.org Avira rates slightly higher than Avast for virus detection. However, if the spyware tests were run on the free version of Avira the score would be very low since they reserve the antispyware feature for the paid version.
Historical Background Of Wireless Network Protocols
802.11g has been used since June 2003. Regardless of its delayed launch, this protocol is in fact the standard protocol of wireless networks used by IT Support , Network Support and Computer Support professionals because it has been implemented in all laptops that have wireless cards included and on most other transferable devices. It used the similar frequencies as 802.11b, but it uses the modulation type OFDM, which makes it improved and quicker. Its highest network speed is of 54Mbps, with practical references of 25 Mbps. The transfer speed is flexible and can reduce sometimes to speeds that are even lesser than 11Mbps, and the devices switches to DSSS modulation, to understand data exchange with the more popular 802.11b protocol
802.11b is an IEEE protocol since the 16 of September 1999 and it is almost certainly the most common wireless network protocol used in most home use devices up to date. It used DSSS modulations and it operated on the frequency range of industry, science and medicine. If you use these protocols you don’t need any licenses as long as you are using standardized devices. It has his limits as follows: the output power is up to 1 watt and the modulations are only those that can fit into the 2.412 and 2.484 GHz range. The greatest network speed while using devices with this protocol is 11 Mbps, but the standard speed that has been calculated in home using is of 5Mbps.
How Home Networking Helps You?
Whether you are having a business or you are sitting at your home, your backup system must be connected to a computer network. Most Network Installation, Network Support and Computer Support companies suggest to do home networking because home networking can be very helpful. Some main benefits of computer networking are given as follows:
• If connected to a network, files can be sent back and forth by each computer.
• You can play music and video files from another computer.
• You can access the printer and the scanner that is connected to one computer from any other computer that is within the network.
• You can avail of the best features of the computer with highest configuration.
• If one computer in the network serves as a server, then you can store important files as back up in the server.
• You can share one Internet account to reap its benefits from different computers at the same time.
• Imagine playing Age of Empires or racing cars with real opponents at different computers in the house!
Why Computers Get Slow?
Many small and big business hire an IT support and computer support companies providing 24/7 network support services and computer support in order to keep the computers safe and fast. The most common issue faced most frequently is that why does the computer gets slow. The trouble with slow computers is that most of the time, they are caused by the simplest of problems that are extremely simple to fix. It all boils down to a part of your system called the ‘registry’. This is a hidden database which hardly anyone knows about, but is one of the most important and most frequently used parts of Windows. It’s very important and is constantly being used each time you use your PC. The registry database holds all sorts of information about the software and hardware of your computer, from how much hard drive space you have left to what your administrator password is.
Because the registry holds some of the most crucial pieces of information for your system, 100’s of registry files are constantly being opened and edited by Windows. This is okay, but the reason why this makes your PC slower is the fact that most Windows systems get confused and end up saving many of these files in completely the wrong way, making them corrupt and damaged. When this happens, the contents of these important files become mixed up, like a book with its pages in the wrong order… meaning that your computer will have to spend longer reading them, slowing it down.
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