Sunday, May 13, 2012

My computer about which i know


·         My computer
·         My documents
·         Internet Explorer
·         The Recycle Bin
·         Network Neighbourhood
·         Taskbar
My computer:- The my computer icon provides access to the  resources on your computer.My computer is also  known as the heart of the computer.It is generally located on the top left corner of the desktop.You can access your drives and other peripherals(hard disk, floppy disk,CD drives etc.) by double clicking on the my computer icon.Besides these you can also view Control panel,My documents, Network places etc. inside mycomputer icon.
My document:- My document is a specific folder that allows you to store the windows files by default. It is also known as a handy place to store files and documents that you have created on your computer. It is a convienent way of storing your files and folders sothat you can easily access them next time you want.But it is not necessary to store the files in any location as you want.To open`My Document’ folder double click on it from desktop.
Internet Exoloer:-The internet Exploer icon located on the desktop allows you to launch the Internnet Explorer browser.You use this icon to log on to the Internet.To brouse it you just need to double click on it.
The Recycle Bin:- when you delete an object,files or folders Windows xp sends it to the Recycle Bin.You can restore the deleated items that are located in the Rcycle Binn or you can permanently delete them.It is just like the `Dustbin’, where you throw unwanted things.
Network Neighbourhood:- My network place helps you to view the  list of other computers connected to the network.Sitting on one computer you can view,copy or edit the data of other computers. You can even set up the connection to the internet.
Taskbar:-By Default, the taskbar is located on the bottom edge of the desktop.You can click the taskbar and drag it to other locations.The start button,active program buttons, icon for quick access to programs,and the current time are located on the taskbar.Whenever you open a program,document,or window, an icon for that program appears on the taskbar.This lets you see which programs are currently running and you can also easily switch between them.When many documents and program windows are open, taskbar grouping creates more available space on the taskbar.For example,if you have 10 windows open and three of them are Wordpad documents,the three Word pad document taskbar buttons will group together into  one button named`Wordpad’.Click this button and then click one of the documents to view it.To reduce taskbar clutter, icons  in the notification area(next to the clock)are  hidden from view when they haven’t been used in a while.If ann icon becomes hidden,click the arrow(<) to temporarily display the hidden icons. If you click one of these icon, It is displayed again.
Start button:- The start button is located onn the left side of the taskbar.To use the Start manu  just click the start button or press windows key located between CTRL and ALT key from  your keyboard.To close it,just click outside the empty part part of the screen.The new Start menu is smarter and  provides you with more customization options. It shows you who is logged on.It automatically adds the most

The term used in windows of my computer


Terms used in windows
Desktop…………………………………………
When you start windows, a large background area of the screen with number of small picture can be seen.This area is known as Desktop,the word `Desktop’ is drive from desktop of the offices where all the required thing s are kept on top of the desk .Similarly desktop Some of the terms used while using mouse are:-
·         Pointing:- when you perform some action then the first thing you do is point.To select any object means  to take the mouse pointer over that object.After you point to a particular object  then only  you can perform some action on that object.
·         Click:-Normally click means to select or highlight the pointed object by pressing and releasing the left mouse button once.Double click means pressing snd releasing the left mouse button two times in quick interval.Likewise if you press the right mouse button once then it is knownas`right click’.
·         Dragging and Dropping:- It is a process of moving any object(s) around the screen of your computer.Dragging means when you point and click any object without releasing the left mouse button and moving it to your desired destination.After reaching the destination you release the mouse button which is known as dropping.The combination of both is called as`dragging’ and `dropping’.This is mostly used while copying or moving the object(S)from one location or drive to another.
·         Scrolling:- To navigate(move around in document) you will use scroll button.Now a days you will get the mouse with this feature.Instead of using scroll bars you will use the scroll button on the mouse between the two buttons to move the cursor up and down.You will find more ease to navigate through the document using this button.
of a computer consists of taskbar,start button and quick launch from where you can perform a variety of  task s. The small pictures on the desktop are called as icon.You can change the appearance of the Desktop by right clicking the mouse button and selecting properties.This allows you to change the display properties such as Desktop background and screensaver.There can be as many different icons as user likes but there will be  few icons that will be present in almost every desktop.They are:
·         My computer
·         My documents

The window in my computer


Starting windows………………………
You might be thinking that there is a special command or step to load Windows XP.But there isn’t.To start windows you just need to press the power button from the centeral processing unit(CPU)box.After booting the computer you need to click on the user account and type the password and press`ENTER’ key from the keyboard.Then after sometime, you will be greeted  by the Windows  Desktop screen,which means that the computer is ready to work with.
Basic mouse technique…………………..
Amouse is the most important device in any GUI based system.It is small electronic device which controls the windows. It is used for different purposes. It lets you to point,select and move the object(s) from one location to another.A mouse is linked with arrow that you see on the screen of the computer which you call as pointer or cursor.Different action can be performed depending upon the click of the mouse button. Now a days you can get different types of mouse in the market(eg:Serial mouse,Optical mouse,wireless mouse etc.Usually mouse has two buttons(i.e Left and right) but in some mice you can even get scroll button to activate menus and commands and the right mouse button to display the shortcut menu.

A few discription about computer


Features of windows:-Some important features  that you get in windows are as follows:-
·         It is a multitasking operating system where  multiple programs can run at the same time.The operating system determines which applications should run in what order and how much time should be allowed for each applaction before giving another application a turn.
·         It manage the  sharing of internal memory among multiple application.
·         It handles input and output to and from attached hardware devices,such as hard disk,printers,and dial-up ports.
·         It sends messages to each application or interactive user(or to system operator) about the status of operation and any errors that may have occurred.
·         Windows GUIfeature provides user friendly environment.

Differences between DOS and Windows………………………………………….
Dos
Windows
·         DOS is the character user interface(CUI).eg: No Graphics
·         You need to remember all the syntax and commands.
·         Only keyboard can be used.
·         Multitasking facility is not available.i.e: single user.
·         Data transfer or interchange feature is not available in DOS.

·         Windows is the graphical user interface.eg: Graphic based.
·         Each object will be represented by icon on the screen.
·         Keyboard and mouse both can be used.
·         Multitasking facility is available.
·         Data transfer can interchange between and dissimilar application can be done.


Todays computer


    There are many operating systems available in the market these days.Ms Windows,Ms-Dos,Linux, Novel Netware, Unix,DOS,PC-DOS,OS/2 etc are some popular operating systems.Here you will be focusing on Ms Windows XP as an operating system.Windows O/S is also available in many versons  like Windows 1.0 (1985), Windows 2.0/286/386(1987), Windows 3.0(1990),Windows 3.1 (1992), Windows 95(1995), Windows 98 (1998), Windows ME (2000) Windows NT(1993),Windows 2000(2000),Windows sever 2000, Windows XP (2001), windows Vista( 2006)
Introduction to windows XP operating system:- The windows XP O/S is the most widely used operating system for desktop and laptop computers.It was developed by Microsoft Corporation,USA. Windows provides a graphical user interface and desktop environment in which application are displayed in resizable, movable  windows on screen.The previous client verson of Windows XP was a major upgrade to the client verson of windows 2000 with numerous changes to the user interface.XP improved support for  gambling,digital photography, Instant messaging,wireless networking and  sharing connections to the Internet.