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 A bitmap index is an index on columns from two or more tables that come from the same domain of values. True False True False ANSWER DOWNLOAD EXAMIANS APP
Physical Database Design Which of the following is not a factor to consider when switching from small to large block size? Block contention The length of all of the fields in a table row The number of columns Random row access speed Block contention The length of all of the fields in a table row The number of columns Random row access speed ANSWER DOWNLOAD EXAMIANS APP
Physical Database Design Hashing algorithm converts a primary key value into a record address. True False True False 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? VARCHAR2 LONG CHAR NUMBER VARCHAR2 LONG CHAR NUMBER ANSWER DOWNLOAD EXAMIANS APP
Physical Database Design A multidimensional database model is used most often in which of the following models? Network Relational Data warehouse Hierarchical Network Relational Data warehouse Hierarchical ANSWER DOWNLOAD EXAMIANS APP
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