{"id":24112,"date":"2026-06-03T04:23:31","date_gmt":"2026-06-03T04:23:31","guid":{"rendered":"https:\/\/sharpinterview.online\/?sharp_quiz=java-interview-union-find-foundation"},"modified":"2026-06-03T04:23:31","modified_gmt":"2026-06-03T04:23:31","slug":"java-interview-union-find-foundation","status":"publish","type":"sharp_quiz","link":"https:\/\/sharpinterview.online\/?sharp_quiz=java-interview-union-find-foundation","title":{"rendered":"Java: Which statement about Union-Find and Disjoint Set is the strongest interview answer?"},"content":{"rendered":"<h2>Question<\/h2>\n<p>Which statement about Union-Find and Disjoint Set is the strongest interview answer?<\/p>\n<ol type=\"A\">\n<li>Union-Find and Disjoint Set is mostly a naming style choice and has little effect on runtime or design.<\/li>\n<li>Union-Find and Disjoint Set exists mainly to reduce the number of Java files in a project.<\/li>\n<li>Union-Find and Disjoint Set matters only for frontend frameworks, not for core Java applications.<\/li>\n<li>Union-find tracks which elements belong to the same connected component through representative parents.<\/li>\n<\/ol>\n<h2>Hint<\/h2>\n<p>Start with the core rule behind Union-Find and Disjoint Set.<\/p>\n<h2>Answer and rationale<\/h2>\n<p><strong>Correct answer:<\/strong> D. Union-find tracks which elements belong to the same connected component through representative parents.<\/p>\n<p>Union-find tracks which elements belong to the same connected component through representative parents. This is the base concept interviewers commonly test first.<\/p>\n<p><strong>Track:<\/strong> Java<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Which statement about Union-Find and Disjoint Set is the strongest interview answer?<\/p>\n","protected":false},"author":1,"featured_media":0,"template":"","topic":[83,3,4],"difficulty":[6],"class_list":["post-24112","sharp_quiz","type-sharp_quiz","status-publish","hentry","topic-data-structures-union-find-and-disjoint-set","topic-java","topic-java-interview-questions","difficulty-easy"],"_links":{"self":[{"href":"https:\/\/sharpinterview.online\/index.php?rest_route=\/wp\/v2\/sharp_quiz\/24112","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sharpinterview.online\/index.php?rest_route=\/wp\/v2\/sharp_quiz"}],"about":[{"href":"https:\/\/sharpinterview.online\/index.php?rest_route=\/wp\/v2\/types\/sharp_quiz"}],"author":[{"embeddable":true,"href":"https:\/\/sharpinterview.online\/index.php?rest_route=\/wp\/v2\/users\/1"}],"wp:attachment":[{"href":"https:\/\/sharpinterview.online\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=24112"}],"wp:term":[{"taxonomy":"topic","embeddable":true,"href":"https:\/\/sharpinterview.online\/index.php?rest_route=%2Fwp%2Fv2%2Ftopic&post=24112"},{"taxonomy":"difficulty","embeddable":true,"href":"https:\/\/sharpinterview.online\/index.php?rest_route=%2Fwp%2Fv2%2Fdifficulty&post=24112"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}