单选题Which one of the following files includes the parameter NAMES.DIRECTORY_PATH（hostname）？（）A Listener.oraB Tnsnames.oraC Cman.oraD Sqlnet.ora
题目
单选题
Which one of the following files includes the parameter NAMES.DIRECTORY_PATH（hostname）？（）
A
Listener.ora
B
Tnsnames.ora
C
Cman.ora
D
Sqlnet.ora