Hardware & Software:-
Computer consists of two basic building called Hardware & Software.
All the physical parts of the computer which can felt are Hardware components. Example: Motherboard, Hard disk, SMPS, Processor, RAM etc.
Software is set of programs containing set of instructions to perform the task. It can be classified in to system software and Application Software
It acts as an interface between Computer and peripherals and optimizes the utilization of resources. It also acts as a mediator between User and Computer. It Converts the English like language to machine language (0’s and 1’s) and fed to computer for necessary processing. The processed data which is in the form of machine language converts back to English like language for User understanding.
Literally it is difficult to work with the PC effectively without Operating System. Example: Windows XP, Linux etc.
Set of programs developed to perform a specific task.
Example: Microsoft Word- this is application software used to prepare letters with features lie formatting the data, Dictionary etc.