Multiple choice

What is the main difference between (a) 486 SX and (b) 486 DX family?

  1. (b) has numeric co-processor but (a) does not have it.

  2. (a) contains catch controller but (b) does not have it.

  3. (a) has numeric co-processor but (b) does not have it.

  4. (b) has catch controller but (a) does not have it.

  5. None of these
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A Correct answer
Explanation

486 DX included a built-in math co-processor,  which is also called numeric co-processor but 486 SX does not have such co-processor.

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