Computer - Hardware
Hardware represents the physical and tangible components of the computer i.e. the components that can be seen and touched.
Examples of Hardware are following.
Input devices -- keyboard, mouse etc.
Output devices -- printer, monitor etc.
Secondary storage devices -- Hard disk, CD, DVD etc.
Internal components -- CPU, motherboard, RAM etc.
Relationship between Hardware and Software
Mutually dependent.Both of them must work together to make computer produce a useful output.
Software cannot be utilized without supporting hardware.
Hardware without set of programs to operate upon cannot be utilized and is useless.
To get a particular job done on the computer, relevant software should be loaded into the hardware
Hardware is a one time expense.
software development is very expensive and is a continuing expense.
Different software can be loaded on a hardware to run different jobs.
A software acts as an interface between the user and the hardware.
If hardware is the 'heart' of a computer system, then software is its 'soul'.Both are complimentary to each other.