The document discusses the taskbar, start button, and advantages of word processors over typewriters. It defines the taskbar as a row of buttons used to switch between applications and windows. It describes the evolution of the start button in Microsoft Windows from 1995 to Windows 8. It notes the main advantages of word processors are the ability to easily edit, correct, insert, delete and move text within documents compared to retyping documents on a typewriter.

1. 1) Taskbar:-a row of buttons on a display screen that are clicked on to start
software applications or switch between open applications or active windows.
2) Start button:-The Start button was first introduced with the release of
Microsoft Windows 95 and found with all
future releases of Microsoft Windows up to Windows 8. The Start button allows
users to access their computer programs or
configure Microsoft Windows easily. In the picture to the right, are different
examples of the Start buttons found in
Windows. The first gray Start button was the first Start button found in many of
the initial releases of Microsoft Windows.
In the second picture, this Start button made a brief appearance in Windows XP.
Last, this Start button also known as the
Start Orb is just the Windows logo in a circle and used with Windows Vista and
Windows 7.
By default, the Windows Start button has always been found in the bottom left-
hand part of the screen. This can be changed to the top left or top right-hand
of the screen by moving the Windows Taskbar. Clicking the Start button opens the
Start Menu, which gives access to all the programs installed on the computer,
search, run, access to the Control Panel, and documents.
3) The main advantages of Word processor over using a typewriter are as follows:
1.You can make changes without retyping the entire document.
2.You can easily correct typing mistakes.
3.You can easily delete text from document.
4.It is easy to insert a word, sentence, or paragraph in the middle (or any
location) of a document.
5.You can easily shift a portion of document from one place to another within a
document, or between different documents.
6.You can send the document to a printer to get a hard copy. Many hard copies of
the document can be created.
4)