• UDMA
  Ultra-DMA - an advanced technology which provides for even faster throughput, up to 33.3 MB/s in UDMA mode 2 and 66.7 MB/s in UDMA mode 4, twice to four times that of EIDE, for much lower prices than SCSI
   
• UDP
  User Datagram Protocol - a simple connectionless TCP service
   
• UID
  the User ID number of the user that owns this process
   
• undo
  To restore the last editing operation that has taken place.
   
• unicast
  a type of communication between hosts (or computers) on a network where a host talks directly to another computer. See broadcast and multicast
   
• URL
  Uniform Resource Locator: a standardized format for giving a pointer to information available from gopher,WWW, finger and other servers
   
• USENET
  USEr NETwork: a public access network on the Internet that provides user news. There are a number of newsgroups dedicated to Linux issues including the moderated comp.os.linux.announce for Linux announcements.
   
• username
  a unique "name" by which each user is known to the system. This name is given to the user whenever they register to use the system
   
• utility program
  Program that supports using the computer. Utility programs, or "utilities," provide file management capabilities, text manipulation and archiving. Popular Linux utilities include grep, sed and kruiser.
   
• utmp
  allows one to discover information about who is currently using the system. There may be more users currently using the system, because not all programs use utmp logging
   
• UUCP
  A set of programs and protocols that have become the basis of a worldwide network between UNIX systems; named after the UNIX-to-UNIX copy program.
   
• UUencoding
  A method of converting binary files to ASCII so they can be sent to other Internet users. The uuencode program converts the binary file to ASCII, and the uudecode program returns the file to its original form
   
• µITRON
  a Japanese standard for embedded systems

Key:  Commands - People - General

Last Updated Saturday, December 04 2004 @ 11:22 AM EST