Database Design Using Normalization The phrase "SALE.CNumber must exist in CUSTOMER.CNumber" is a referential integrity constraint. False True False True ANSWER DOWNLOAD EXAMIANS APP
Database Design Using Normalization Normalization ________ data duplication. increases eliminates reduces maximizes increases eliminates reduces maximizes ANSWER DOWNLOAD EXAMIANS APP
Database Design Using Normalization Each answer below shows example data from a table. Which answer is an example of the general-purpose remarks column problem? Three columns have the values 534-2435, 534-7867, and 546-2356 in the same row. Three rows have the values Brown, NULL, and Blue in the same column. One row has the value "He is interested in a Silver Porsche from the years 1978-1988" in a column. Three rows have the values Brown Small Chair, Small Chair Brown, and Small Brown Chair in the same column. Three columns have the values 534-2435, 534-7867, and 546-2356 in the same row. Three rows have the values Brown, NULL, and Blue in the same column. One row has the value "He is interested in a Silver Porsche from the years 1978-1988" in a column. Three rows have the values Brown Small Chair, Small Chair Brown, and Small Brown Chair in the same column. ANSWER DOWNLOAD EXAMIANS APP
Database Design Using Normalization We use the SQL construct COUNT(*) to count the number of rows in a table. False True False True ANSWER DOWNLOAD EXAMIANS APP
Database Design Using Normalization Multivalued dependencies should ________ be eliminated. commonly never always seldom commonly never always seldom ANSWER DOWNLOAD EXAMIANS APP
Database Design Using Normalization When assessing the table structure of an acquired set of tables with data, determining foreign keys is (part of) the: first step. third step. second step. fourth step. first step. third step. second step. fourth step. ANSWER DOWNLOAD EXAMIANS APP