BIOS setup is a program used alter or changes the settings of a computer hardware system,it is in the BIOS setup that the user of a company system can disable the Virus and other forms of protection which prevents the system from performing efficiently. To gain access to the BIOS setup one has to turn off the system and wait for up to 5seconds before turning on,press the Esc key constantly for some time until the Start up menu opens then press the F10 to gain access to the BIOS setup.
A virtual privte network is a particular type of network that uses circuits that run over the Internet but that appears to the user to be a private network.