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Some Basic UNIX Commands By: Mustqeem-ur-rasool The UNIX operating system has for many years formed the backbone of the Internet, especially for large servers and most major university campuses. However, a free version of UNIX called  Linux  has been making significant gains against Macintosh and the Microsoft Windows 95/98/NT environments, so often associated with personal computers. Developed by a number of volunteers on the Internet such as the Linux group and the GNU project, much of the open-source software is copyrighted, but available for free. This is especially valuable for those in educational environments where budgets are often limited. UNIX commands can often be grouped together to make even more powerful commands with capabilities known as  I/O redirection  (  <  for getting input from a file input and  >  for outputing to a file ) and  piping  using  |  to feed the output of one command as inpu...

MAIN BROWSE TERMS DID YOU KNOW? QUICK REFERENCE ALL CATEGORIES STUDY GUIDES BLOG ABOUT Main  »  TERM  »  R  » RGB monitor Related Terms monitor color monitor monitor footprint HDTV-ready multiscanning monitor dual monitor TP monitor network monitoring monitoring software TTL monitor Short for  red, green, blue monitor,  a  monitor  that requires separate signals for each of the three colors. This differs from color televisions, for example, which use  composite video  signals, in which all the colors are mixed together. All color computer monitors are RGB monitors. An RGB monitor consists of a vacuum tube with three electron guns -- one each for red, green, and blue -- at one end and the screen  at the other end. The three electron guns fire electrons at the screen, which contains a phosphorous coating. When the phosphors are excited by the electron beams, they gl...

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