Physical Database Design Which of the following is not a factor to consider when switching from small to large block size? Block contention Random row access speed The length of all of the fields in a table row The number of columns Block contention Random row access speed The length of all of the fields in a table row The number of columns ANSWER DOWNLOAD EXAMIANS APP
Physical Database Design Sequential retrieval on a primary key for sequential file storage has which of the following features? Impractical Slow Moderately fast Very fast Impractical Slow Moderately fast Very fast ANSWER DOWNLOAD EXAMIANS APP
Physical Database Design A multidimensional database model is used most often in which of the following models? Relational Hierarchical Data warehouse Network Relational Hierarchical Data warehouse Network ANSWER DOWNLOAD EXAMIANS APP
Physical Database Design The primary goal of physical database design is data processing efficiency. True False True False ANSWER DOWNLOAD EXAMIANS APP
Physical Database Design A field represents each component of a composite attribute. 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 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. All fields are stored in four relations. All fields are stored in three relations. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS