S. Buraga-Introducere in retele de calculatoare.pdf
S. Buraga-Introducere in retele de calculatoare.pdf
S. Buraga-Introducere in retele de calculatoare.pdf
You also want an ePaper? Increase the reach of your titles
YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.
Dezavantaje:<br />
♦ Costuri ridicate la “că<strong>de</strong>rea” nodului central<br />
SCOPUL REŢELELOR<br />
♦ Partajarea resurselor: soft, fişiere, spaţiu pe disc, imprimante<br />
♦ Fiabilitate mai mare a reţelelor<br />
- Toleranta la <strong>de</strong>fecte<br />
- Sistemul bancar, reactoare, etc.<br />
♦ Economia <strong>de</strong> bani<br />
I<strong>de</strong>ea e <strong>de</strong> a mări puterea <strong>de</strong> calcul fără a renunţa la <strong>calculatoare</strong>le vechi: ma<strong>in</strong>frame (Felix C256,<br />
Felix 512, Felix1024) sau m<strong>in</strong>i<strong>calculatoare</strong> (In<strong>de</strong>pen<strong>de</strong>nt I-100, I-102, I-108, Coral, PDP 11)<br />
♦ Reţeaua ca mediu <strong>de</strong> comunicare<br />
- accesul la <strong>in</strong>formaţie <strong>de</strong> la distanţă,<br />
- comunicaţiile <strong>in</strong>terpersonale,<br />
- divertismentul <strong>in</strong>teractiv.