单项选择题
A. NLS_SORT = BINARY
B. NLS_SORT = BINARY_AI
C. NLS_SORT = BINARY_CI
D. NLS_SORT = BINARY_AI_CI
E. Binary sorts are case insensitive and accent insensitive by default
单项选择题 Automaticdataconversionwilloccurifwhichofthefollowinghappens？（）
单项选择题 InadatabasewiththedatabasecharactersetofUS7ASCIIandanationalcharactersetofUTF-8，whichdatatypeswouldbecapableofstoringUnicodedatabydefault？（）
单项选择题 What can you determine about the following linguistic sorts based only on their names？（） 1. GERMAN 2. FRENCH_M