The cardinality of the set A = {1, 2, 3, 4} is 4 because there are four distinct elements in the set. The cardinality of a set is a measure of the number of elements it contains.
What is the cardinality of the set A = {1, 2, 3, 4}?
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Question context
This question is part of 📏 Arithmetic Aptitude within the broader 🧠 Aptitude Mastery subject and appears in the ETEA Educational Testing and Evaluation Agency preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.