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Wednesday, September 15, 2010

some interesting facts you would like to know

1) The first computer mouse was invented by Doug Engelbart in around 1964 and was made of wood.

2) There are approximately 1,319,872,109 people on the Internet.

3) The 4004 was the first microprocessor of intel.

4) James Gosling created java at sun microsystems.He came up with the
name Java while debating over it at a coffee shop.

5) When the cd was invented, it was decided that a cd should be long
enough to hold beethoven's Ninth Symphony at any tempo which was
precisely 72 minutes.

6) Disk drive recording head fly height (gap between the head and disc when the drive is spinning ) is less than 1 microinch while:-

A red blood cell is 300 microinches is diameter.
A particle of tobacco smoke is 250 microinches.
A particle of smog is 100 microinches.
A human hair is 4000 microinches.

7) Largest four software making Companies are:

· Microsoft

· Adobe

· Sap

· Computer Associates

8) What is the worst computer virus ever?
The "Love Hurts" virus hit in spring 2000 and infected affected millions of computers and caused more damage than any other computer virus to date. Users were infected via e-mail, through Internet chat systems, and through other shared file systems. The worm sent copies of itself via Microsoft Outlook's address book entries. The mail included an executable file attachment with the e-mail subject line, "ILOVEYOU." The worm had the ability to overwrite several types of files, including .gif and .jpg files. It modified the Internet Explorer start page and changed Registry keys. It also moved other files and hid MP3 files on affected systems. Visit Symantec's Security Response for instructions on how to remove LoveLetter.

9) PC viruses are little files or codes that have been written to ruin your computer. So you need to install an Anti-Virus scanner, no matter you're connecting to the Internet or not. AVG antivirus is quite popular today. A 'firewall' is another way of defense which helps to block other computers and programs from connecting to you and playing with your stuff.

10) The first consumer computers were introduced by IBM in 1974/75. In 1981, Microsoft introduced the computer operating system of the century. User friendly Microsoft Windows was first introduced in November 1985.

11) Core 2 Duo is simply a subset of all the dual core processors that are out in the market today.


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