Computer Science · Storage Devices
सीडी-रॉम पर डेटा पढ़ने या अंकित करने के लिए किस तकनीक की सहायता ली जाती है?
- 1विद्युत पल्स
- 2मैकेनिकल सुई
- 3लेजर बीम✓
- 4चुंबकीय प्रेरण
सही उत्तर देखें
लेजर बीम
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