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The test register(s) that is provided by 80386 for page caching is

(a) test control registers

(b) page cache registers

(c) test control and test status registers

(d) test control and page cache registers

This question was posed to me in a job interview.

This interesting question is from Register Organisation of 80386 -2 in division 32-bit Processors-80386, 80387 and 80486 of Microprocessor

1 Answer

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Right option is (c) test control and test status registers

For explanation: Two test registers are provided by 80386 for page caching, namely test control and test status registers.

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