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QWhen does the register set get expanded in the 80286 processor?

ID: #10493 Embedded System 102 views
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#10493Q ID
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Embedded SystemTopic
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  • A In real mode ✔ ✖
  • B In expanded mode ✔ ✖
  • C In protected mode ✔ ✖
  • D In interrupt mode ✔ ✖
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Explanation

The register set in the 80286 processor is expanded in protected mode. Two additional registers, the index register and base pointer register, are added to the general-purpose and segment registers. This expansion allows the processor to support virtual memory and protected mode operation.

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