The first practical form of Random Access Memory was the __________ a) SSEM b) Cathode Ray Tube c) William’s Tube d) Thomas’s Tube

The first practical form of Random Access Memory was the __________ a) SSEM b) Cathode Ray Tube c) William’s Tube d) Thomas’s Tube
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Answer: c Explanation: The first practical form of RAM was the William’s Tube made in 1947. It stored data as electrically charged spots on the face of a Cathode Ray Tube
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