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Which are the two modes of 80286?

(a) Real mode and protected mode

(b) Mode1 and mode2

(c) Alternate and main

(d) Mode A and mode B

The question was posed to me in an international level competition.

This key question is from Architecture of Embedded Systems in chapter Embedded Processors of Embedded Systems

1 Answer

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Best answer
Right choice is (a) Real mode and protected mode

The best explanation: It possess two modes which are called real and protected modes. In real modes it adds some additional register in order to access a size greater than 16MB but still preserving its compatibility with 8086 and 8088.

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