Windows operating system

 

Experiment  No à 3

Windows operating system

 

the operating system window is the extension of the disk operating system . it is the most popular and simplest operating system ; it can be used person  who can read and understand basic English , as it does not require any special training .

However , the window operating  system require DOS  to run the various application programs initially . because of this reason , DOS should be installed into the memory and then window can be executed .

 

Element of window OS

 Following  are the significant element of window operating  system ( WOS)_

 

·         Graphical user interface

·         Icon (picture , document , application , program icon , etc . )

·         Taskbar

·         Start button

·         Window explorer

·         Mouse button

·          Hardware compatibility

·         Software compatibility help , etc .

 

Once you are logged in a window computer system , you will get dozens of application , so you can choose an option of your requirement .

 

Many if the options  have shortcut icon readily available on your computer screen ; however, in some computer , you may not find any such option on the screen ; in such a case , you can take the help of menu button ( as shown in the image give below )_ 

  

 

Start menu options

The following table list down the options that appear after clicking on the start menu_

 

Option & Description

1.  All program

It displays all those programs , which are installed in your system .

2.  document

 It displays a list of folders used by the users

3.  resent file

 It displays the recently used  file .

4.  my picture

 It displays a list of picture

5.  My music

 It displays  a list  of music / song , etc .

6.  My computer

It displays the drive of computer where user keeps his /her  work , file , folder , song , video , picture , e – book , etc .

7.  control panel

It displays all the installed computer program ( software) .

8. printer

It displays the installed printer ( if printer is installed in the system , user can take print easily )

 9. Help (support)

It helps users to know how to do a particular task .

10. search

It helps to user to find a file in computer

11. Run

It helps to start an application program or execute a DOS  computer

12.  setting

 It has different option that help to manage different setting of the computer , software as well as hardware .

13.Log off

 It helps a user to log off the currently logged of the system.

14.sleep

It make the system non-functional; however , puts the ongoing work and setting in memory and also keeps drawing small amount of power .

15.Hibernation 

Hibernation puts the open document and program on hard disk and then tuens off your computer ; in comparison to _ sleep’, it uses very low power .

16. Restart

Its function is to shut down and again start ( log on )computer ; it is done normally to refresh computer especially when computer is hanged .

17. shut down

 Its simply shuts down the system.    

 

Recycle bin

Recycle bin is a trash location where deleted files remain  stored . once you delete any sort of file , it gets stored (automatically) into recycle bin ; there for , if you mistakenly deleted some information file, don’t  panic , go to recycle bin and restore it . however if you deleted file from recycle bin as well , then it is very difficult to restore that permanently deleted file .

Accessories

Window operating system ships with some handy application known as windows accessories. Calculator, notepad, paint, explorer ,word pad are some of the most frequently used accessories.

Calculator

                                                                                                                           

Windows calculator is a calculating application included in all the versions of window . it can be used to perform simple calculation , scientific calculation and programming calculation .

·         Choose start >>program>> accessories>>calculator  to start calculator application, or

·         Alternately you can open run dialog box (start >> run ) dialog box then type calc and hit enter

·         From view menu choose the required type of calculator- standard , scientific, programmer, statistical

·         Edit>> copy and paste commands can be used to input the numbers into calculator or past the

Result to other applications .

 

 

Calculator was first include with windows 1.0 as a simple arithmetic calculator. In windows 3.0, a scientific mode was added ,which included exponent and roots , logarithms , factorial based functions, trigonometry (supports radian , degree and gradians  angles ), base conversions (2,8,10,16), logic operations, statistic functions such as single variable statistics and linears regressio 

Paint

Paint ( formerly paintbrush for window ) is a simple graphics painting program that has been included with all version of Microsoft window . it is often referred to as MS paint or Microsoft paint . the program open and save files as window bitmap (24-bitmap ,256 color 16 color, and monochrome) .BMP ,JPEG,GIF. Paintbrush supports GIF without animation or transparency. Since window 98 paint support GIF with transparency . it also supports PNG (without alpha channel ), and TIFF (without multiply page support ).

 

The program can be in color mode or two –color black-and white , but there is no grayscale mode .for its simplicity , it rapidly became one of the most used application in the early version of window – instroducing many to painting on a computer foe the first time _and still has strong  associations with the immediate usability of the old window workspace .

 

Notepad 

 

Notepad is a common text-only(plain text) editor. The resulting files _typically saved with the txt extension _have no format tags or styles, making the program suitable for editing system files that are to be used in a DOS environment.

Notepad support both left-to-right and right-to-left based languages and one can alternate between these viewing formats by using the right or left ctrl + shift  keys to go to right-to-left format or left-to-right format , respectively.

Word pad   

Microsoft word pad is a free rich text editorr included with microsoft with windows 95 and the later. Earlier to windows 95 there used to be an application called write for the same taslk . although capable of doing much more than note pad , word pad is not as advanced as microsoft word .

Word pad can format and praint text , but lacks intermediate features such as a spell checker, thesaurus, and support for tables . as , it is  suitable for writing letters or short pieces , but underpowered for work thet relies heavily on graphics or typesetting . 

Conmtrol panel

The control panel is a section of microsoft window that enebles a user to change various computer hardware and software features . settings for the mouse,display,sound ,network, and keyboard represent just a few example of what may be modified in the control panel . below the control panel appeared in windows.

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