Computers: Hardware and Software

• A computer consists of various devices referred to as hardware

e.g., the keyboard, screen, mouse, disks, memory, DVD, CD-ROM and processing units

• The programs that run on a computer are referred to as software

Software is a series of step-by-step instructions that directs the computer turn data into information.

Software can be categorized as systems software or applications software.

• System Software manage computer's resources which are CPU, memory, disk drives, and printers.
• Applications Software is applied to a real world task.