5) Differentiate primary and secondary memory?
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Posted by Nidhika Khiani 5 years ago
- 2 answers
Yogita Ingle 5 years ago
- Primary memory is also called internal memory whereas Secondary memory is also known as a Backup memory or Auxiliary memory.
- Primary memory can be accessed by the data bus whereas Secondary memory is accessed by I/O channels.
- Primary memory data is directly accessed by the processing unit whereas Secondary memory data cannot be accessed directly by the processor.
- Primary memory is costlier than secondary memory whereas Secondary memory is cheaper compared to primary memory.
- Primary memory is both volatile & nonvolatile whereas Secondary memory is always a non-volatile memory.
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Nidhika Khiani 5 years ago
1Thank You