Mastering Haskell Type Classes

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Questions and Answers

Which type class in Haskell is used for types that can be compared for equality?

  • Num
  • Eq (correct)
  • Integral
  • Ord

Which type class in Haskell is used for types that can be ordered?

  • Fractional
  • Eq
  • Ord (correct)
  • Num

Which type class in Haskell is used for types that can be used for arithmetic?

  • Integral
  • Ord
  • Num (correct)
  • Eq

Which type class in Haskell is used for types that can be used for integer arithmetic?

<p>Integral (C)</p> Signup and view all the answers

Which type class in Haskell is used for types that can be used for fractional arithmetic?

<p>Fractional (A)</p> Signup and view all the answers

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Study Notes

Type Classes in Haskell

  • The Eq type class is used for types that can be compared for equality.
  • The Ord type class is used for types that can be ordered.
  • The Num type class is used for types that can be used for arithmetic.
  • The Integer type class is used for types that can be used for integer arithmetic.
  • The Fractional type class is used for types that can be used for fractional arithmetic.

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