25：choose one

Examine the command:

SQL> CREATE TABLESPACE testl

DATAFILE '/u01/app/oracle/oradata/orcl/test01.dbf' SIZE 5M

AUTOEXTEND ON UNIFORM;

Which statement is true?

A) Segment free space is tracked in the data dictionary.

B) The data file, TEST01.DBF, can be auto extended to a maximum size of 5M.

C) The tablespace, TEST1, can contain a maximum of one data file.

D) Allocated and free extents are tracked using bitmaps.

Answer：D

(解析：默认创建的是本地管理的表空间，使用位图记录空间的分配。来自3组：1015267481)