Computer Aptitude - Computer HardwareWhich of the following storage devices uses magnetic technology?APen DriveBSSDCHard DiskDDVDCheck Answer
Step-by-Step SolutionStep 1: Identify magnetic storageMagnetic storage devices store data using magnetic coating.Step 2: Check each optionHard Disk stores data on magnetic platters.Final Answer:Hard Disk → Option CQuick Check:Magnetic platters → Hard Disk ✅Quick Trick: Magnetic disks always indicate HDD.Common Mistakes:Thinking SSD also uses magnetic storage.
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