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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On 12/01/2010 09:06, Gordon Henderson wrote: > On Tue, 12 Jan 2010, Neil Stone wrote: > >> -----BEGIN PGP SIGNED MESSAGE----- >> Hash: SHA1 >> >> 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 >> >> >> I got it wrong with an answer of "C".. Can anyone explain to me why this >> might be ?? > > I'd go B, but I think it's a crap question.. > > I suspect when they're talking 'star' and 'workstation' they mean > switched Ethernet, so answer A is bogus, although I have built token > ring networks that have physically appeared as a star back to a central > hub - each 'leg' being a duplex cable and the hub could enabled a leg > when the device on the leg sent a signal back to say it's was alive > (actually by placing 5V on the wires to activate a relay in the hub!) > That was *very* expensive token ring technology - it's no wonder it died > a death. > > D is bogus because it's a star. > > C - Hm. In star, the only device it's connected to is the central > hub/switch device, so talking about a device it's connected to, not > mentioned in the question is what really makes me thing it's a bogus > question. > > >> PRN--PC----LAN----PC--PRN >> >> PRN--PC- -LAN----PC--PRN >> >> umm.. the printer and pc both loose network !! > > The question made no mention of a priner, so I'd not think about it for > the answer.. > >> halp !! (or should I log a bug report ?) > > File a "this is a badly worded question" report... > > Gordon > I would tend to agree.. CompTIA here I come.. - -- Neil Stone W: http://www.flashtek-uk.com/ T: 01752 547427 M: 07878 763185 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.10 (MingW32) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/ iEYEARECAAYFAktMPRwACgkQ8WQMOKJswUUFpwCgm+hR24dEb6NmcdsUE1VM3+af 2voAmgM8A6VVmOlGiXSgXNDaZro2EnJS =D7yq -----END PGP SIGNATURE-----
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