Physical Database Design Sequential retrieval on a primary key for sequential file storage has which of the following features? Slow Impractical Very fast Moderately fast Slow Impractical Very fast Moderately fast ANSWER DOWNLOAD EXAMIANS APP
Physical Database Design An extent is a contiguous section of disk storage space. True False True False 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 If a denormalization situation exists with a one-to-one 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 Distributing the columns of a table into several separate physical records is known as horizontal partitioning. False True False True ANSWER DOWNLOAD EXAMIANS APP
Physical Database Design Which of the following is an advantage of partitioning? Extra space Inconsistent access speed Security Complexity Extra space Inconsistent access speed Security Complexity ANSWER DOWNLOAD EXAMIANS APP
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