Has one or more buttons for selecting commands Also used for drawing figures. It directs the insertion point or cursor on the display screen. Mouse Is a pointing device that typically rolls on the desktop. ![]() Keyboard Looks like a typewriter keyboard, but has additional specialized keys. ![]() ![]() ELEMENTS OF A COMPUTER SYSTEM HARDWARE SOFTWARE PEOPLEWARE DATA HARDWARE: The physical components of a computer system It refers to the tangible devices that can be seen, touched and felt The hardware that makes up the most basic computer system includes the monitor, keyboard and a system unit Physical components fall into five categories: Input devices System unit Secondary storage Output devices Communication devices INPUT DEVICES Mouse Keyboard FIVE CATEGORIES OF HARDWARE: Translate data and programs that humans can understand into a form that the computer can process.
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