A VDU is hardware.
software
software
What is the reasoon for recording information when hardware or sortware is installed pr upgraded
A terminal emulator is a software for desktop computers that can perform like a hardware terminal to connect with VT, Mainframe, AS/400 hosts.
VDU stands for Visual Display Unit
It is software that directly interacts with your hardware to enable serial communications to other devices.
nothing
No it is not.
No it is not.
External hardware is hardware that is connected externally to a computer using its peripheral ports. Examples are VDU, keyboards and mice.
Diagonally