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Digital ElectronicsMemory

Which pair of pointer conditions is commonly used in a FIFO to determine whether reads or writes should be blocked?

  • AEmpty and full
  • BCarry and borrow only
  • CSet and reset only
  • DGain and phase
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Correct Answer: A. Empty and full
Explanation: FIFO control logic tracks read and write positions and derives EMPTY and FULL conditions to prevent invalid reads and overwriting of unread data.
Reference: Standard digital electronics: FIFO status
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