Question

In a multitasking operating system environment, each task should return to its own processor state which is

(a) contents of integer registers

(b) contents of floating point registers

(c) contents of MMX registers

(d) all of the mentioned

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The above asked question is from MMX Data Types, Wrap-around and Saturation Arithmetic, Multimedia Application Programming, Pentium III (P-III) CPU in division Recent Advancements in Microprocessor Architecture of Microprocessor

Answer 1

Correct answer is (d) all of the mentioned

The best explanation: In a multitasking operating system environment, each task should return to its own processor state, which should be saved when the task switching occurs. The processor state here means the contents of the registers, both integer and floating point or MMX register.