SFO Flashcards

1
Q

4 méthodes de RAID

A

Raid logiciel géré par OS
Raid matériel
Raid semi matériel
Raid géré par SF (files system)

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2
Q

RAID

A

Redondant Array of Inexpensive Disk

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3
Q

Raid 0

A

Stripping ( ou volume agrégé par bandes)

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4
Q

Raid 1

A

Mirroring

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5
Q

Raid 5

A

▪︎Bit de parité
▪︎Capacité de stockage : volume total - 1 disque
▪︎Perte d’un disque = aucune perte de données

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6
Q

Raid 6

A

▪︎ 2 bit de parités
▪︎Capacité de stockage = volume total - 2 disques
▪︎pertes de 2 disques simultané = aucune perte de données

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7
Q

Clustering

A

Groupe de serveurs physiques

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8
Q

Das

A

Direct attached stockage : stockage directement relié à la machine

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9
Q

San

A

Stockage area network : réseau de stockage , baie de stockage + Élément Actif

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10
Q

Dmz

A

Demilitarized zone ou zone demilitarisé

Zone tampon entre 1 réseau sécurisé et 1 réseau non sécurisé

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