A = {a, b, c} and B = {x, y, z}, then the function f(a) = y, f(c) = x defines a?

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A = {a, b, c} and B = {x, y, z}, then the function f(a) = y, f(c) = x defines a? Answer: Not a function

Question context

This question is part of 📏 Arithmetic Aptitude within the broader 🧠 Aptitude Mastery subject and appears in the SPSC – Sindh Public Service Commission preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.