Physical Database Design What is the best data type definition for Oracle when a field is alphanumeric and has a length that can vary? NUMBER CHAR LONG VARCHAR2 NUMBER CHAR LONG VARCHAR2 ANSWER DOWNLOAD EXAMIANS APP
Physical Database Design A multidimensional database model is used most often in which of the following models? Relational Data warehouse Hierarchical Network Relational Data warehouse Hierarchical Network ANSWER DOWNLOAD EXAMIANS APP
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. False True False True 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 Which of the following is an advantage of partitioning? Inconsistent access speed Security Extra space Complexity Inconsistent access speed Security Extra space Complexity 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