Transcription of Chapter 5 Storage Devices - FTMS
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Chapter 5 Storage Devices - FTMS
CSCA0101 Computing Basics1 CSCA0101 COMPUTING BASICSC hapter 5 storage DevicesCSCA0101 Computing Basics2 Storage Data of Device Examples of Storage DeviceCSCA0101 Computing Basics3 Storage DevicesStorage Devices Astoragedeviceisusedinthecomputerstostor ethedata. Computing Basics4 Storage DevicesTypesofStorageTherearefourtypeofs torage: Primary Storage Secondary Storage Tertiary Storage Off-line StorageCSCA0101 Computing Basics5 Storage DevicesPrimaryStorage Alsoknownasmainmemory. Mainmemoryisdirectlyorindirectlyconnecte dtothecentralprocessingunitviaamemorybus . TheCPUcontinuouslyreadsinstructionsstore dthereandexecutesthemasrequired.
5 Storage Devices Primary Storage • Also known as main memory. • Main memory is directly or indirectly connected to the central processing unit via a memory bus. • The CPU continuously reads instructions stored there and executes them as required. • Example: – RAM – ROM – Cache
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