Booting

Booting

System files are store in CD, DVD, or HDD. These process of loading system files and command.com from a disk in computer's memory RAM is called booting.  Booting can performed two ways.

Cold Boot: When the computer is at off state to switch on the power, is called Cold Boot.

Warm Boot: The computer is at working state to restart DOS or boot again by pressing “ Reset” switches or to press CTRL+ALT+DEL keys together at the same time is called warm Boot.

Files Types:

There are several types of files and they differentiated with its extension.

* User file-

The files which user creates using different program are files. It can be document, graphic, workbook, database etc.

*.Doc, *.Jpeg, *.Bmp etc

 Program file:- the files which create environment to perform specific jobs are called program files,

e.g. . Ms Paint, Photoshop, etc.

Auxiliary File:-

A Program file alone cannot create the environment to the user to perform specific job so it need supports from other file. This supports file are called auxiliary file.

E.g. *.dll, *.ini, .obj etc..