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Microprocessors & Microcontrollers8086 Architecture

The maximum physical memory space directly addressable by the 8086 is?

  • A64 KB
  • B256 KB
  • C1 MB
  • D16 MB
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Correct Answer: C. 1 MB
Explanation: A 20-bit address provides 2^20 bytes = 1 MiB of physical address space.
Reference: Standard microprocessors and microcontrollers: 8086 architecture
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