technology

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Across
  1. 2. , track whether a user is logged in and under what name
  2. 3. , a software extension that adds extra features to a program
  3. 5. , trail is a graphical control element frequently used as a navigational aid in user interfaces and on web pages
  4. 6. , also called add-on or extension, computer software that adds new functions to a host program without altering the host program itself.
Down
  1. 1. ,is the approach to building information systems made up of nodes of various media
  2. 4. , Also called an "orphan link," it may also be a temporary condition if the Web server is down