what is computer ?
Chapter One Introduction to Computer Computer A computer is an electronic device, operating under the control of instructions stored in its own memory that can accept data (input), process the data according to specified 1 rules, produce information (output), and store the information for future use . 2 Functionalities of a computer Any digital computer carries out five functions in gross terms: Computer Components Any kind of computers consists of HARDWARE AND SOFTWARE. Hardware: Computer hardware is the collection of physical elements that constitutes a computer system. Computer hardware refers to the physical parts or components of a computer such as the monitor, mouse, keyboard, computer data storage, hard drive disk (HDD), system unit (graphic cards, sound cards, memory, motherboard and chips), etc. all of 3 which are physical objects that ca...