10.8. Answers to Review Questions

  1. B. The NLS Runtime Library (NLSRTL) provides the language-independent text and character-processing functionality for Oracle.

  2. A, D, E. The client-side NLS_LANG parameter can define language, territory, and character set all at once. Though the value for NLS_SORT is derived from the NLS_LANGUAGE parameter setting, it is not explicitly set by NLS_LANG. NLS_CALENDAR is not affected by the setting of NLS_LANG.

  3. A, C. A strict superset must contain all characters found in the other character set and have matching encoded values for those characters.

  4. A, D. The NLS_SORT parameter defines the default sort method (binary or linguistic) for both SQL WHERE clause operations and NLSSORT function operations. The default sort ...

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