Database Design Using Normalization When building a database from an existing set of tables, we may safely assume that there are no multivalued dependencies in the data we are given. True False True False ANSWER DOWNLOAD EXAMIANS APP
Database Design Using Normalization Using the SQL GROUP BY phrase with a SELECT statement can help detect which of the following problems? The general-purpose remarks column problem The missing values problem The multivalue, multicolumn problem The inconsistent values problem The general-purpose remarks column problem The missing values problem The multivalue, multicolumn problem The inconsistent values problem ANSWER DOWNLOAD EXAMIANS APP
Database Design Using Normalization Eliminating modification anomalies is a(n) ________ of normalization. neither an advantage nor disadvantage advantage disadvantage either an advantage or disadvantage neither an advantage nor disadvantage advantage disadvantage either an advantage or disadvantage ANSWER DOWNLOAD EXAMIANS APP
Database Design Using Normalization Proper normalization eliminates duplicated data. True False True False ANSWER DOWNLOAD EXAMIANS APP
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 When assessing the table structure of an acquired set of tables with data, accessing the validity of possible referential integrity constraints on foreign keys is (part of) the: fourth step. first step. second step. third step. fourth step. first step. second step. third step. ANSWER DOWNLOAD EXAMIANS APP