（465）NLS parameters can be set using the five methods listed.

Put the methods in order from highest to lowest according to Oracles order of precedence:

a. Default setting

b. Client environment variable

c. Explicit ALTER SESSION statement

d. Inside SQL function

e. Server initialization parameter

A. b,d,e,a,c

B e,a,b,c,d

C. d,c,b,e,a

D. a,b,d,c,e

E. d,c,b,a,e

答案：（C）

解析：

d优先级最后，默认的优化级肯定最低

SQL->Session->Client->Server(init)->Default

ITPub博客

Oracle 11G OCP 1Z0-053 465