1.

What are the differences between main or primary memory and secondary memory?

Answer»

Primary Memory:

  • Primary memory is smaller in storage capacity. 
  • Primary memory is costly but very fast in read/write data.
  • It is accessible by the CPU only.

Secondary Memory:

  • They can store a very large volume of data.
  • They are relatively cheaper but slower in read/write data.
  • They are accessible to the user.


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