一单位共有7个部门都互相联网。与一个远方的部门所在的工作站联不上网，之后你发现与其他各个部门的网络连接全部都不通(ping断开)，可能是(47)出现了问题。

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Because　Web　servers　are　platform.　and　application(71)they　can　send　or　request　data　from　legacy　or　external　applications　including　databases.　All　replies,　　once　converted　into(72)mark-up　language,　can　then　be　transmitted　to　a(73).　Used　in　this　way,　　Intranets　can(74)lower　desktop　support　costs,　easy　links　with　legacy　applications　and　databases　and,(75)all,　　ease　of　use.

(75)is　not　a　programming　language.

A　small　network　may　only　connect　two　computers　inside　a　home　to　share,　a　single　printer　and　Internet(74).

There　are　several　applications　called　Web(73)that　make　it　easy　to　access　the　World　Wide　Web.　two　of　the　most　popular　being　Netscape　Navigator　and　Microsoft'　s　Internet　Explorer.

Users　also　need(71)systems　to　help　them　explore　the　web　and　discover　interesting　data　sources　and　interfaces　that　support　different　query　and　search　paradigms.

The　smallest　physical　units　on　a　hard　disk　are　called(72).