Question

What are VT features with UNIX and give examples.

Answer 1

VirtualTerminal(VT):Virtual console also known as a virtual terminal.virtual terminal is a conceptual combination of the keyboard a disply for a computer user interface.

->It can be used to switch between multiple virtual consoles to access unrelated user interfaces.

->virtual terminals are similar to terminal that you hav been using sofar.They are used for executing commands and offering input.The only diffrence is that you can not use th mouse with t virtual terminals.

->virtual terminals enables a number of users to work on different programs at same time on the same computer.This I the reason they are one of the most distinguished feature of unix.

->virtual terminal is much faster than normal gui,because it contains lesser space.

->Many servers donot have a graphical environment as users are rarely logged in to the console,servers most often require command line from which the administrator can access the system to monitor.The virtualterminal provides the environment for it.

->Allows host terminals on a multi-user network to interact with other hosts regardless of terminal type and characteristics.

->Allows remote log-on by local area network managers for the purpose of management and allows users to access information from amother host processor f transaction processing.

->servers as a backup facility.

->putty is an example of virtual terminal.