单选题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？（）ALocal NamingBEasy ConnectCExternal NamingDDirectory Naming
单选题
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？（）
A
Local Naming
B
Easy Connect
C
External Naming
D
Directory Naming
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