You are connecting to an Oracle database server from a client by using the following connect string： SQL> CONNECT hr/hr@pdserver.us.oracle.com：1521/proddb Which naming method is being used in this case？（） ["Local Naming","Easy Connect","External Naming","Directory Naming"]
通过设置一定的情境让学生自然而然地得到教育的一种教育方法叫（）。
In an Oracle 10g database， the in-memory statistics are gathered at regular intervals and used to perform growth-trend analysis and capacity planning of the database. Which component stores these statistics？（） ["recovery catalog","Oracle Enterprise Manager Repository","Automatic Workload Repository （AWR）","Oracle 10g Enterprise Manager Grid Control","Automatic Database Diagnostic Monitor （ADDM）"]
西美尔认为劳动分工有什么影响。
You want to access employee details contained in flat files as part of the EMPLOYEE table. You plan to add anew column to the EMPLOYEE table to achieve this. Which data type would you use for the new column（） ["CLOB","BLOB","BFILE","LONG RAW"]
毒性噬菌体
