When national exam results are published, a results portal receives far more visitors than one web server can handle. What spreads the requests across several identical servers?
Lors de la publication des résultats d'examens nationaux, un portail de résultats reçoit bien plus de visiteurs qu'un seul serveur web ne peut en gérer. Qu'est-ce qui répartit les requêtes entre plusieurs serveurs identiques ?
Answers
AA DNS cacheUn cache DNS
BA network switchUn commutateur réseau
CA load balancerUn répartiteur de charge
DA modemUn modem
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