Presentation on- : 1 Presentation on- GRAPHICAL USER INTERFACE Presented By-
Dhiraj Sadhwani
PGDM (2010-12)
G.L.Bajaj(Gr. Noida) COMPUTER APPLICATION IN MANAGEMENT
GRAPHICAL USER INTERFACE : 2 GRAPHICAL USER INTERFACE A graphical User Interface (GUI), is often pronounced as ‘goo-ey’.
It is a type of user interface that controls a display for the user and allows users to interact with programs.
A GUI offers graphical icons, and visual indicators.
It was developed because interacting with computers in text mode (C.L.I.) was a very time consuming & cumbersome activity.
History- : 3 History- The first graphical user interface was designed by Xerox Corporation's in 1970s.
But became popular after the Apple Macintosh’s emergence in 1980’s.
Before GUI was developed the operating system was strictly text based. The 1st commercial GUI
Slide 4: 4 GRAPHIC ICONS A GRAPHIC USER INTERFACE (GUI) OF MICROSOFTR WINDOWS DESKTOP POINTER
Features - : 5 Features - Pointer : A symbol that appears on the screen and used to select objects and commands. It is a small angled arrow.
Text –it is I-beam pointer that is shaped like a capital I.
Pointing device : A device, such as a mouse or trackball, that enables you to select objects on the display screen.
Cont… : 6 Cont… icons : Small pictures that represent commands, files, or windows. By a simple click on it we can execute a command/program or convert the icon into a window
desktop : The area on the display screen where icons are grouped.
menus : Most graphical user interfaces let you execute commands by selecting a choice/option from a menu.
Comparison between CLI & GUI- : 7 Comparison between CLI & GUI- GUI- much easier to learn & use than CLI (Command-Line Interface).
In CLI the commands are textual,& in GUI commands are graphical.
GUI provides a screen full of graphic icons or menus to users.
In GUI a point-&-draw (mouse, joystick etc) device is used.
Eg- To delete file in CLI = rm <filename> , & in GUI by click on the item & select delete option.
CLI & GUI : 8 CLI & GUI Eg- To delete file in CLI =
c:\> del <filename> ,
& in GUI by click on the item & select delete option.
Slide 9: 9 THANK YOU..