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
Answer: C
默认的应当是最低。
参考:
http://blog.itpub.net/17013648/viewspace-1299768/
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