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mémoire.md
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mémoire.md
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up::[[architecture des ordinateurs]]
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#informatique
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---
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aliases:
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- mémoire (informatique)
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tags:
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- informatique
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---
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up:: [[architecture des ordinateurs]]
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----
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- espace de [[stockage des données]]
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- composées de circuits logiques
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- quantifiée en fonction de :
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- son coût
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- son temps de réponse
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- sa taille
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- mémoire de stockage (hors [[registres]])
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- se retrouve partout <== pour accélérer les échanges
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- différence entre certains processeurs
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- malgré des mêmes [[registres]]
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> [!note] différence ROM/RAM
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> - ROM : lecture seule
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> - RAM : écriture
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# Types de mémoire
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![[mémoire 2022-09-21 10.21.29.excalidraw|600]]
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# Sous-notes
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> [!query] Sous-notes de `=this.file.link`
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> ```dataview
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> TABLE title, up as "Up", up.up as "2-Up", up.up.up as "3-Up", up.up.up.up as "4-Up"
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> FROM -#cours AND -#exercice AND -"daily" AND -#excalidraw AND -#MOC
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> WHERE econtains(list(up, up.up, up.up.up, up.up.up.up), this.file.link)
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> WHERE file.link != this.file.link
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> SORT up.up.up.up, up.up.up, up.up, up
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> [!smallquery]+ Sous-notes de `$= dv.el("span", "[[" + dv.current().file.name + "]]")`
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> ```breadcrumbs
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> title: false
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> type: tree
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> dir: down
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> ```
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