These questions come from my Udemy training and the certificationexams.pro website, resources that have helped many students pass the DP-100 certification. These are not DP-100 exam dumps or ...

答案，藏在那些被我们习以为常的“通用容器”之中—— HashMap、HashSet、自动装箱、对象头开销……它们在小规模场景下优雅高效，却在海量数据面前悄然变成“内存吞噬者”。