第57题-OCP认证062考试题库2019最新考题解析

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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 57

Examine the following query output:

SQL> SELECT name,force_logging FROM v$database;

NAME FORCE_LOGGING

--------------------------------------

PROD NO

You issue the following command to import tables into the hr schema:

$ > impdp hr/hr directory = dumpdir dumpfile = hr_new.dmp schemas=hr

TRANSFORM=DISABLE_ARCHIVE_LOGGING: Y

Which statement is true?

A. All database operations performed by the impdp command are logged.

B. Only CREATE INDEX and CREATE TABLE statements generated by the import are logged.

C. Only CREATE TABLE and ALTER TABLE statements generated by the import are logged.

D. None of the operations against the master table used by Oracle Data Pump to coordinate its activities are logged.

Correct Answer: C

Section: (none)

Explanation

(解析：Oracle 数据泵在将数据加载到表和创建索引时禁用重做日志记录。数据泵导入中引入的新转换选项提供了在导入过程中关闭对象的重做生成的灵活性。主表用于跟踪数据泵作业的详细进度信息。