Re: [LUG] Question..

[Grant Sewell <dcglug@xxxxxxxxxxxx>]

On Tue, 12 Jan 2010 00:12:55 +0000
Neil Stone wrote:

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> I was going through an online examy/trainingy thing this evening and
> was presented with this..
> 
> In a star topology, what happens when a workstation loses its physical
> connection to another device?
> A) The ring is broken, so no devices can communicate
> B) Only that workstation loses its ability to communicate
> C) That workstation and the device it's connected to lose
> communication with the rest of the network.
> D) No devices can communicate because there are now two unterminated
> network segments

It is B.

> I got it wrong with an answer of "C".. Can anyone explain to me why
> this might be ??

In a star topology, each device is connected to a central point.  If
the physical connectivity between device A and the central point is
broken, connectivity for device B and C remains unaffected.

> PRN--PC----LAN----PC--PRN
> 
> PRN--PC-  -LAN----PC--PRN
> 
> umm.. the printer and pc both loose network !!

That's not a star topology.  It looks more like a bus topology

A star topology would be:

Prn----+++++++----PC
       + HUB +
PC-----+++++++----Prn



> 
> halp !! (or should I log a bug report ?)
> 
> Neil
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