How To Make That Your Home Page Nevr Being Changed?

Some websites illegally modify your registry editor and set their website as default home page, for stop this,

1. Right-click on the Internet Explorer icon on your desktop and select “Properties”.

2. In the “Target” box you will see “C:\Program Files\Internet

Explorer\IEXPLORE.EXE”.

3. Now by adding the URL of the site to the end of this it overrides any
Homepage setting in internet options:

“C:\Program Files\Internet Explorer\IEXPLORE.EXE” www.shortnet.blogspot.com"

Change the name of Multiple Files in WinXp

rename files in bulk by simply selecting multiple files nd pressing the F2 key. When you use this feature, the OS applies the name you enter to the first file and applies the same name with a number in parentheses to the other files you selected (the file extensions remain unchanged).

For Example if You Select the following files

* Winxp.doc
* Win98.xls
* Win95.jpg
* Win2000.gif

and rename the first file (Winxp.doc) to English.doc, XP renames the remaining files as follows:
* English (1).xls
* English (2).jpg
* Einglish (3).gif

What Is Lan , Man and Wan

LAN =A local area network (LAN) is a computer network covering a small physical area, like a home, office, or small groups of buildings, such as a school, or an airport. The defining characteristics of LANs, in contrast to wide area networks (WANs), include their usually higher data-transfer rates, smaller geographic area, and lack of a need for leased telecommunication lines.

WAN = A wide area network (WAN) is a computer network that covers a broad area (i.e., any network whose communications links cross metropolitan, regional, or national boundaries [1]). This is in contrast with personal area networks (PANs), local area networks (LANs), campus area networks (CANs), or metropolitan area networks (MANs) which are usually limited to a room, building, campus or specific metropolitan area (e.g., a city) respectively

MAN = A metropolitan area network (MAN) is a large computer network that usually spans a city or a large campus. A MAN usually interconnects a number of local area networks (LANs) using a high-capacity backbone technology, such as fiber-optical links, and provides up-link services to wide area networks and the Internet.

What are Viruses and bacteria? How They affect the Computer?

Virus: A Computer virus is a programme that can infect other programmes by modifying them. A Copy Of virus can deamge a number of programmes. A Virus is like Other programmes. The Only Difference is that it attaches itself to anothor programme and executes secretly every time the host programme is executed. Avisrus has many stages of activity like a dormant phase, propagation phase, triggering phase and execution phase

Worm : A network virus is know as worm. They spread continously from system to sytem. Network Viruses are Difficult to remove.

Bacteria: The bacteria are programmes that do not explicitly demage any file. They replicate or make a large number of copies of rheir own occupy the processor capacity to block the use by the user.

Brain Virus: Brain Virus Was First Virus Developed by the two Pakistani Brothers.

What Is a Modem? What is electronic Mail?

Modem : (Modulator-demodulator) Is a device That Links Computers over telephones line. it Convert digital signals from a computer into analogue(continous) signals on a telecommunication network and vice versa

Electronic mail : Electronic mail (E-mail) Is the information directed to specific users. screens or held in computer mail box for access by users who type in codes information held on a bulletin board can be accessed by any user