Physical Database Design In general, larger block sizes are used for online transaction processing applications and smaller block sizes are used for databases with a decision support or data warehousing system. True False True False ANSWER DOWNLOAD EXAMIANS APP
Physical Database Design If a denormalization situation exists with a many-to-many or associative binary relationship, which of the following is true? All fields are stored in four relations. All fields are stored in three relations. All fields are stored in two relations. All fields are stored in one relation. All fields are stored in four relations. All fields are stored in three relations. All fields are stored in two relations. All fields are stored in one relation. ANSWER DOWNLOAD EXAMIANS APP
Physical Database Design A multidimensional database model is used most often in which of the following models? Data warehouse Network Hierarchical Relational Data warehouse Network Hierarchical Relational ANSWER DOWNLOAD EXAMIANS APP
Physical Database Design Which of the following is an advantage of partitioning? Inconsistent access speed Security Complexity Extra space Inconsistent access speed Security Complexity Extra space ANSWER DOWNLOAD EXAMIANS APP
Physical Database Design Denormalization and clustering can work well to minimize data access time for small records. False True False True ANSWER DOWNLOAD EXAMIANS APP
Physical Database Design The blocking factor is: a group of fields stored in adjacent memory. attributes grouped together by the same primary key. the number of physical records per page. attributes grouped together by the same secondary key. a group of fields stored in adjacent memory. attributes grouped together by the same primary key. the number of physical records per page. attributes grouped together by the same secondary key. ANSWER DOWNLOAD EXAMIANS APP
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