निम्नलिखित डेटा स्टोरेज उपकरणों में से कौन सा आमतौर पर सबसे अधिक डेटा स्टोरेज क्षमता प्रदान करता है?

A flat metallic optical disk that contains a large amount of permanently stored information read optically is called a:

Which optical disc storage format superseded the standard Compact Disc (CD) by offering significantly higher storage capacity while maintaining the exact same physical diameter of 120 mm?