New viruses, worms and Trojan horse programs are identified daily. As of October 2014, McAfee and Bitdefender are two companies, of many, that maintain online virus databases. Three of McAfee's top-tracked viruses originated in 2008, 2009 and 2010. Its website has detailed, up-to-date information on the viruses that are current threats and provides instructions on how to remove them.Know More
Computer viruses infect existing programs. This is similar to the way biological viruses need to insert themselves into a live cell to survive and reproduce. Virus writers identify weaknesses in popular software programs, such as word processing and email applications, and then create a customized virus for it. Software companies must publish frequent updates to combat viruses and address vulnerabilities. Viruses are more prevalent in PCs and Android-based devices than on Macs and iPhones.
Worms and Trojans are similar to viruses in that they seek out vulnerable computers and inflict damage once they gain access. Worms are different from viruses in that they are standalone programs that copy themselves onto other devices. Trojans are programs that appear to be helpful, fun or useful programs but actually act as back doors that allow the virus writer unrestricted access to the infected system.Learn more about Software
Word processing packages are software programs used to create, edit and view documents on a computer. Two popular word processors are Microsoft Word and Pages for Mac.Full Answer >
The FBI locked computer virus, more commonly known as the FBI Virus or FBI Moneypak Virus, is a dangerous class of malware titled "ransomware," which impedes a user from accessing different parts of his computer. It locks his computer screen and displays a message, seemingly sanctioned by the FBI, that demands payment of a fine set at varying amounts. It is capable of infecting Windows and Apple computers alike.Full Answer >
To increase upload speed, make sure that the browser is completely updated, delete unused Internet files, have an up-to-date antivirus software program, make sure that there are no viruses on the computer and use a ping test to determine if the Internet speed is near the advertised speed from the Internet service provider. If too many programs are using up the Internet connection, the upload speed will be significantly slower.Full Answer >
To transfer music from a cassette to a CD, connect your tape deck to your computer. Then, create a new recording track on an audio recording software program, play your tape, and export the file as an MP3.Full Answer >