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The data type, “one quad word” packs __________ into 64-bit.

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in Microprocessor by (39.4k points)
The data type, “one quad word” packs __________ into 64-bit.

(a) two 32-bit quantities

(b) four 16-bit words

(c) one 32-bit and two 16-bit quantities

(d) one single 64-bit quantity

I have been asked this question during an internship interview.

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

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by (49.2k points)
Right answer is (d) one single 64-bit quantity

The best I can explain: The data type, “one quad word” packs one single 64-bit quantity into 64-bit register.

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