Physical Database Design The primary goal of physical database design is data processing efficiency. False True False True ANSWER DOWNLOAD EXAMIANS APP
Physical Database Design What is the best data type definition for Oracle when a field is alphanumeric and has a length that can vary? LONG VARCHAR2 CHAR NUMBER LONG VARCHAR2 CHAR NUMBER ANSWER DOWNLOAD EXAMIANS APP
Physical Database Design Which of the following is an advantage of partitioning? Complexity Extra space Security Inconsistent access speed Complexity Extra space Security Inconsistent access speed ANSWER DOWNLOAD EXAMIANS APP
Physical Database Design A secondary key is which of the following? Primary key Nonunique key Determines the tablespace required Useful for denormalization decisions Primary key Nonunique key Determines the tablespace required Useful for denormalization decisions ANSWER DOWNLOAD EXAMIANS APP
Physical Database Design A field represents each component of a composite attribute. 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? Hierarchical Network Data warehouse Relational Hierarchical Network Data warehouse Relational ANSWER DOWNLOAD EXAMIANS APP
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