第105题-OCP认证062考试题库2019最新考题解析
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我要咨询2018年的时候，OCP 11g考试题库大更新，052 053出现了很多新题，
2019年，11g即将停考的前期，Oracle又出现了一次大变动，12c出现了很多新题，比如062 063题库大更新
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QUESTION 105
Examine the details of the Top 5 Timed Events in t he following Automatic Workloads Repository (AWR) report:
What are three possible causes for the latch-related wait events?
A. The size of t he shared pool is too small.
B. Cursors are not being shared.
C. A large number COMMITS are being performed.
D. There are frequent logons and logoffs.
E. The buffers are being read into the buffer cache, but some other session is changing the buffers.
Correct Answer: ABE
(解析：答案 AB 是比较确定的，答案 E 是指数据缓冲区冲突，通常讲的热块。)
