Q. As compared to the secondary storage devices, primary storage units have:

A
Faster
B
Costlier
C
Less storage capacity
D
All the above
Solution:
  • Primary memory is the main memory (Hard disk, RAM) where the operating system resides.
  • Secondary memory can be external devices like CD, floppy magnetic discs etc.
  • secondary storage cannot be directly accessed by the CPU and is also external memory storage.
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