You are configuring the data source for an Oracle database. You will need to specify a test table for WebLogic to test the status of the database. Which option should you choose?（） a table name which has 100s of records。 a table name which has 10s of records。 a table name which has empty records。 a table name which has 1000s of records。 never use a table name。
在安装夹板阀过程中，阀门必须保持（）位置。 水平。 垂直。 正对。 横向。
Which statement is true about Enterprise Manager (EM) express in Oracle Database 12c?（） By default, EM express is available for a database after database creation.。 You can use EM express to manage multiple databases running on the same server.。 You can perform basic administrative tasks for pluggable databases by using the EM express interface.。 You cannot start up or shut down a database Instance by using EM express.。 You can create and configure pluggable databases by using EM express.。
Examine the following command; ALTER SYSTEM SET enable_ddl_logging = TRUE; Which statement is true?（） Only the data definition language (DDL) commands that resulted in errors are logged in the alert log file.。 All DDL commands are logged in the alert log file.。 All DDL commands are logged in a different log file that contains DDL statements and their execution dates.。 Only DDL commands that resulted in the creation of new segments are logged.。 All DDL commands are logged in XML format in the alert directory under the Automatic Diagnostic Repository (ADR) home.。
交流电力线在离基站位置（）m处通过埋地引入基站配电箱中。 10。 20。 30。 50。
In which situations will the ASM metadata backup help you recover the ASM disk in a disk group？（）
