1. Basics of Computing Environment
Lecture 1: Part B

2. Windows Desktop
Background
Shortcut
Taskbar
System Tray
Buttons

3. The Operating System What is an “operating system” (OS)?
A computer program (software)
What does an operating system do?
Manages and monitors all devices
Controls storage and memory on the computer
A computer cannot work without an Operating System
Windows XP is one example of an operating system

4. Windows Operating System
Why is it called “Microsoft Windows”?
Because software (or programs) work in an area that looks like a window.
The windows can be side by side, on top of each other or full screen.
The window can be resized.
Let’s you use many different programs at the same time.

5. Start Menu & Program Menus
What is the Start Menu?
A menu that contains a list of very important shortcuts including:
Programs
Documents
Settings
Search
Help
What is the Program Menu?
A menu that contains shortcuts to programs installed on the computer, such as:
Word, Excel, Internet Explorer, Accessories…..etc.

6. Start Menu & Program Menus
Submenu
Start Menu

7. Program Window What is the Application Window?
a framed, square shaped window where information is displayed;
it can be resized, moved around, and includes:
Minimize Button
Maximize/Restore Button
Close Button
Resizing Frame
Menus and toolbars
“Help” menu
keyboard shortcuts

8. The Application Window
Maximize
Application Window
Close
Minimize
Resize
Application Buttons

9. Shutting down the computer
Can’t I just turn off the computer?
NO!!
Why not?
You must shut down the computer properly
You could lose information, or cause a computer error.
How do I shut down properly?
Close all open programs (don’t forget to save your work!)
Click the Start button, then choose “Shut down” from the menu

10. Shutting down the computer
Click the Start button, then
Click Shut Down