3.8. Answers to Review Questions

  1. C. Bigfile tablespaces are new to Oracle10g and can have only a single datafile. The traditional or smallfile tablespace can have many datafiles.

  2. D. Segment space management refers to free space management, with automatic segment space management using bitmaps instead of FREELISTS, PCTFREE, and PCTUSED.

  3. B. Indexes, constraints, and triggers all have separate namespaces. Tables share a namespace with views, sequences, private synonyms, procedures, functions, packages, materialized views, and user-defined types. Objects within the same schema sharing a namespace must have unique names.

  4. B. Redo information is not stored in a segment; it is stored in the redo logs. Undo segments are stored in the undo tablespace, temporary ...

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