Physical Database Design Some advantages of partitioning include: efficiency, security, and load balancing. False True False True ANSWER DOWNLOAD EXAMIANS APP
Physical Database Design A multidimensional database model is used most often in which of the following models? Relational Hierarchical Network Data warehouse Relational Hierarchical Network Data warehouse ANSWER DOWNLOAD EXAMIANS APP
Physical Database Design A secondary key is which of the following? Useful for denormalization decisions Nonunique key Primary key Determines the tablespace required Useful for denormalization decisions Nonunique key Primary key Determines the tablespace required ANSWER DOWNLOAD EXAMIANS APP
Physical Database Design Which of the following is an advantage of partitioning? Complexity Security Extra space Inconsistent access speed Complexity Security Extra space Inconsistent access speed 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. True False True False ANSWER DOWNLOAD EXAMIANS APP
Physical Database Design The blocking factor is: attributes grouped together by the same secondary key. attributes grouped together by the same primary key. the number of physical records per page. a group of fields stored in adjacent memory. attributes grouped together by the same secondary key. attributes grouped together by the same primary key. the number of physical records per page. a group of fields stored in adjacent memory. ANSWER DOWNLOAD EXAMIANS APP
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