Short for DVD-Rewritable, a re-recordable DVD format similar to DVD+RW. The data on a DVD-RW disc can be erased and recorded over numerous times without damaging the medium. DVD-R, DVD-RW and DVD-RAM are supported by Panasonic, Toshiba, Apple Computer, Hitachi, NEC, Pioneer, Samsung, and Sharp.
“Quantum computing begins where Moore’s Law ends — about the year 2020, when circuit features are predicted to be the size of atoms and molecules,” says Isaac L. Chuang, who led the team of scientists from IBM Research, Stanford University and the University of Calgary. “Indeed, the basic elements of…
In early 2000 and 2001 and the late 90s, hackers were becoming more sophisticated in their attacks, moving from traditional methods such as SYN flooding to more malicious attacks like Denial of Service. The first well known attack was against the University of Minnesota in August of 1999, when thousands…
Short for CD-Rewritable disk, a type of CD disk that enables you to write onto it in multiple sessions. One of the problems with CD-R disks is that you can only write to them once. With CD-RW drives and disks, you can treat the optical disk just like a floppy…
Early technology company Kalpana introduced the first network switch in 1989, the Etherswitch. A networking equipment vendor in Silicon Valley during the 80s and 90s, they developed the concept of a multiport network switch and also created EtherChannel. Kalpana was acquired by Cisco in 1994. Basically just a bridge, the…
From Pixar Studios‘, What Is Renderman? Leading digital effects houses and computer graphics specialists use Pixar’s Renderman® because it is the highest quality renderer available anywhere and has been production tested through successful use in feature films for over ten years. Pixar’s Renderman is stable, fast, and efficient for handling…
Your computer probably has a “VGA or SVGA monitor” that looks a lot like a TV but is smaller, has a lot more pixels and has a much crisper display. The CRT and electronics in a monitor are much more precise than is required in a TV; a computer monitor…
American engineers have been calling small flaws in machines “bugs” for over a century. Thomas Edison talked about bugs in electrical circuits in the 1870s. When the first computers were built during the early 1940s, people working on them found bugs in both the hardware of the machines and in…
CDs and DVDs are everywhere these days. Whether they are used to hold music, data or computer software, they have become the standard medium for distributing large quantities of information in a reliable package. Compact discs are so easy and cheap to produce that America Online sent out millions of…
The storage media of most optical storage systems in production today are in the form of a rotating disk. In general the disks are preformatted using grooves and lands (tracks) to enable positioning an optical pickup and recording head to access information on the disk. A focused laser beam emanating…