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The discovery of giant magnetoresistance was a breakthrough for which storage device?

  • Floppy disks

  • CDs

  • DVDs

  • Hard disk drives

Answer

Hard disk drives (HDDs) benefited significantly from the discovery of giant magnetoresistance (GMR). This breakthrough enabled HDDs to store and retrieve vast amounts of data more efficiently. GMR revolutionized the data storage industry by increasing storage capacity, reducing power consumption, and improving overall performance of HDDs.
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