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Which of the processor has an internal coprocessor?(a) 8087(b) 80287(c) 80387(d) 80486DXI got this question at a job interview.I'm obligated to ask this question of Coprocessor of Intel topic in chapter Embedded Processors of Embedded Systems

Answer» CORRECT choice is (d) 80486DX

The best explanation: 8087 is an external IC designed to OPERATE with the 8088/8086 PROCESSOR but 80486DX is an on-chip COPROCESSOR that is, it does not require an extra integrated chip for floating POINT arithmetics.


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