Physical Database Design Sequential retrieval on a primary key for sequential file storage has which of the following features? Slow Very fast Moderately fast Impractical Slow Very fast Moderately fast Impractical ANSWER DOWNLOAD EXAMIANS APP
Physical Database Design A pointer is a detailed coding scheme recognized by system software for representing organizational data. 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 one relation. All fields are stored in two relations. All fields are stored in four relations. All fields are stored in three relations. All fields are stored in one relation. All fields are stored in two relations. ANSWER DOWNLOAD EXAMIANS APP
Physical Database Design When storage space is scarce and physical records cannot span pages, creating multiple physical records from one logical relation will minimize wasted storage space. True False True False ANSWER DOWNLOAD EXAMIANS APP
Physical Database Design If a denormalization situation exists with a one-to-one binary relationship, which of the following is true? All fields are stored in one relation. All fields are stored in four relations. All fields are stored in two relations. All fields are stored in three relations. All fields are stored in one relation. All fields are stored in four relations. All fields are stored in two relations. All fields are stored in three relations. ANSWER DOWNLOAD EXAMIANS APP
Physical Database Design Some advantages of partitioning include: efficiency, security, and load balancing. True False True False ANSWER DOWNLOAD EXAMIANS APP
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