Physical Database Design Sequential retrieval on a primary key for sequential file storage has which of the following features? Very fast Moderately fast Impractical Slow Very fast Moderately fast Impractical Slow ANSWER DOWNLOAD EXAMIANS APP
Physical Database Design Selecting a data type involves which of the following? Improve data integrity Maximize storage space Represent most values All of these Improve data integrity Maximize storage space Represent most values All of these ANSWER DOWNLOAD EXAMIANS APP
Physical Database Design A field represents each component of a composite attribute. True False True False ANSWER DOWNLOAD EXAMIANS APP
Physical Database Design A pointer is a detailed coding scheme recognized by system software for representing organizational data. False True False True ANSWER DOWNLOAD EXAMIANS APP
Physical Database Design The fastest read/write time and most efficient data storage of any disk array type is: RAID-0 RAID-2 RAID-1 RAID-3 RAID-0 RAID-2 RAID-1 RAID-3 ANSWER DOWNLOAD EXAMIANS APP
Physical Database Design Two basic constructs to link one piece of data with another piece of data: sequential storage and pointers. True False True False ANSWER DOWNLOAD EXAMIANS APP
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