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MMLU-Pro / 10479 / Which of the following statements about floating-point arithmetic is NOT true?

Problem

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question

Which of the following statements about floating-point arithmetic is NOT true?

category

computer science

options

  1. It is inherently nonassociative because some numbers have no exact representation.
  2. All operations in floating-point arithmetic are commutative.
  3. It is inherently nonassociative because there have to be upper and lower bounds on the size of numbers.
  4. Associativity can be achieved with appropriate roundoff conventions.
  5. Some rational numbers have no exact representation.

src

ori_mmlu-college_computer_science

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