{"id":27719,"date":"2026-06-03T04:27:27","date_gmt":"2026-06-03T04:27:27","guid":{"rendered":"https:\/\/sharpinterview.online\/?sharp_quiz=python-interview-reference-counting-garbage-collection-comparison"},"modified":"2026-06-03T04:27:27","modified_gmt":"2026-06-03T04:27:27","slug":"python-interview-reference-counting-garbage-collection-comparison","status":"publish","type":"sharp_quiz","link":"https:\/\/sharpinterview.online\/?sharp_quiz=python-interview-reference-counting-garbage-collection-comparison","title":{"rendered":"Python: In Python, which comparison about Reference Counting and Garbage Collection is accurate?"},"content":{"rendered":"<h2>Question<\/h2>\n<p>In Python, which comparison about Reference Counting and Garbage Collection is accurate?<\/p>\n<ol type=\"A\">\n<li>There is no practical difference in behavior, performance, or maintainability when Reference Counting and Garbage Collection is involved.<\/li>\n<li>The oldest option related to Reference Counting and Garbage Collection is always the right production choice regardless of workload or context.<\/li>\n<li>Reference counting frees many objects immediately, while cycle detection is needed when objects keep each other alive indirectly.<\/li>\n<li>Differences around Reference Counting and Garbage Collection are mostly cosmetic, so correctness and debugging quality do not really change.<\/li>\n<\/ol>\n<h2>Hint<\/h2>\n<p>Focus on the behavior or tradeoff, not just the keyword.<\/p>\n<h2>Answer and rationale<\/h2>\n<p><strong>Correct answer:<\/strong> C. Reference counting frees many objects immediately, while cycle detection is needed when objects keep each other alive indirectly.<\/p>\n<p>Reference counting frees many objects immediately, while cycle detection is needed when objects keep each other alive indirectly. This is the comparison that usually separates memorization from understanding.<\/p>\n<p><strong>Track:<\/strong> Python<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In Python, which comparison about Reference Counting and Garbage Collection is accurate?<\/p>\n","protected":false},"author":1,"featured_media":0,"template":"","topic":[88,107,89],"difficulty":[6],"class_list":["post-27719","sharp_quiz","type-sharp_quiz","status-publish","hentry","topic-python","topic-python-core-reference-counting-and-garbage-collection","topic-python-interview-questions","difficulty-easy"],"_links":{"self":[{"href":"https:\/\/sharpinterview.online\/index.php?rest_route=\/wp\/v2\/sharp_quiz\/27719","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=27719"}],"wp:term":[{"taxonomy":"topic","embeddable":true,"href":"https:\/\/sharpinterview.online\/index.php?rest_route=%2Fwp%2Fv2%2Ftopic&post=27719"},{"taxonomy":"difficulty","embeddable":true,"href":"https:\/\/sharpinterview.online\/index.php?rest_route=%2Fwp%2Fv2%2Fdifficulty&post=27719"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}