Know these briefs!

• The term "virtual reality" was coined by the composer, computer scientist and author Jaron Lanier.

• The code name for the 12 engineers who designed the first IBM PC was "The Dirty Dozen".

• It is possible to run a P III processor without a heat sink because Intel bundles along protection devices that clocks down the CPU to get back to a stable temperature.

• Blue Gene is the nickname of the new supercomputer from IBM that would be 1000 times faster than Deep Blue.

• 'Overburning' is the process of writing beyond the official capacity of a CD-R or CD-RW. This is possible by using the lead-out to store data- the lead-out is used to indicate the end of the disk and contains nothing but zeroes.

• "To get amazonned" means that one has lost a significant portion of one's business to a dotcom enterprise.