The physical components of a computer are called "hardware".
In relation, the non-physical parts of a computer are called "software". It can be thought of in a way that "hard" means it is tangible (you can touch it), while "soft" means it is intangible (you cannot touch it). This can be a good way for some people to remember the difference and meanings to both terms.
system bus
computer system
External devices which are attached to the computer are called "peripherals."
The physical components that make ups computer system are the Central Processing Unit (CPU), the Hard Drive (data storage), the Motherboard, the Optical/Disc drives (CD readers and the like), the Power Supply Unit (PSU), the external parts (the case, speakers, monitor, mouse, keyboard, etc.) and numerous fans and cables inside the computer.
Hardware
.
All of them would be classified under "hardware" although the other devices connected to the computer would be classified in the subcategory "peripherals".
yes
Physical components that make up your computer are known as hardware.
There are 2 physical components of a computer. Software and Hardware. For great example of each go to: http://www.slideshare.net/Amitchandra.5681/components-of-computer-2-presentation
Hardware is something you can touch. So it is the physical components of the computer.
If your question is whether registry is physical in computer processor, the answer is no.
Hardware
The components of computer which can be touched are called hardware component without hardware components computer are not useful.
Hardware. Hardware(Monitor, Keyboard, Mouse, etc.) are the physical components, software are the applications that run on the computer (Internet Explorer, Firefox, etc.)
Valves
Components on a motherboard are called embedded components.