哪些IT认证的通过率最低，原因是什么？
哪些IT认证的通过率最低？为什么这么多考生在这些认证上遇到困难？从AWS到CompTIA，一些考试即使对于经验丰富的专业人士来说也始终具有挑战性。在2025年，编码认证对开发者仍然有价值吗，还是实际经验已经占据了主导地位？
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Which IT certifications have the highest failure rates? And why do so many candidates struggle with them? From AWS to CompTIA, some exams consistently challenge even experienced professionals. In 2025, do coding certifications still hold value for developers, or has practical experience taken the lead?