Physical Database Design The blocking factor is: the number of physical records per page. attributes grouped together by the same primary key. attributes grouped together by the same secondary key. a group of fields stored in adjacent memory. the number of physical records per page. attributes grouped together by the same primary key. attributes grouped together by the same secondary key. a group of fields stored in adjacent memory. ANSWER DOWNLOAD EXAMIANS APP
Physical Database Design Selecting a data type involves which of the following? All of these Represent most values Improve data integrity Maximize storage space All of these Represent most values Improve data integrity Maximize storage space ANSWER DOWNLOAD EXAMIANS APP
Physical Database Design A secondary key is which of the following? Primary key Determines the tablespace required Useful for denormalization decisions Nonunique key Primary key Determines the tablespace required Useful for denormalization decisions Nonunique key ANSWER DOWNLOAD EXAMIANS APP
Physical Database Design It is usually not very important to design the physical database to minimize the time required by users to interact with the information systems. False True False True ANSWER DOWNLOAD EXAMIANS APP
Physical Database Design A bitmap index is an index on columns from two or more tables that come from the same domain of values. True False True False ANSWER DOWNLOAD EXAMIANS APP
Physical Database Design The fastest read/write time and most efficient data storage of any disk array type is: RAID-2 RAID-1 RAID-0 RAID-3 RAID-2 RAID-1 RAID-0 RAID-3 ANSWER DOWNLOAD EXAMIANS APP
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