Oracle 1z0-042 study guide

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Free 1z0-042 Demo Download
1. Which three statements are true regarding the logical structure of the Oracle database? (Choose three.)
A. Each segment contains one or more extents.
B. Multiple tablespaces can share single data file.
C. A data block is the smallest unit of I/O for data files.
D. It is possible to have tablespaces of different block sizes in a database.
E. Each data block in the database always corresponds to one OS block.
Answer: ACD

2. Which is the memory area that is created when a dedicated server process is started, and contains data
and control information for that server process?
C. Shared Pool
D. Streams Pool
Answer: B

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