Transcription of Chapter 5 Storage Devices - FTMS
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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 .
• It is called Random Access Memory because any of the data in RAM can be accessed just as fast as any of the other data. • There are two types of RAM: –DRAM (Dynamic Random Access Memory) –SRAM (Static Random Access Memory) CSCA0101 Computing Basics 7 Storage Devices Primary Storage RAM Static RAM Dynamic RAM • Faster
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