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IBM DB2 10.1 Advanced DBA for Linux UNIX and Windows
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Question #4
#4
Multiple Choice
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Which statement about the initiation of parallel I/O is correct?
A.
For list prefetching, each list of data pages is divided into smaller lists according to extent boundaries and assigned to different I/O servers.
B.
For read-ahead prefetching, each list of data pages is divided into smaller lists according to extent boundaries and assigned to different I/O servers.
C.
For sequential prefetching, parallel I/O is initiated when the prefetch size is a multiple of the extent size for a table space. Each prefetch request is divided into smaller requests and assigned to different I/O servers.
D.
For sequential prefetching, parallel I/O is initiated when the extent size is a multiple of the prefetch size for a table space. Each prefetch request is divided into
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Exam C2090-614 Topic 1 Question 4
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