Database Design Using Normalization When assessing the table structure of an acquired set of tables with data, determining primary keys is (part of) the: third step. fourth step. first step. second step. third step. fourth step. first step. second step. ANSWER DOWNLOAD EXAMIANS APP
Database Design Using Normalization One common design problem when designing a database from existing data is the presence of missing values, called blank values, in received data. False True False True ANSWER DOWNLOAD EXAMIANS APP
Database Design Using Normalization Needing to assess the validity of assumed referential integrity constraints on foreign keys is a(n) ________ of normalization. advantage either an advantage or disadvantage neither an advantage nor disadvantage disadvantage advantage either an advantage or disadvantage neither an advantage nor disadvantage disadvantage ANSWER DOWNLOAD EXAMIANS APP
Database Design Using Normalization We have normalized a table into BCNF if all candidate keys are determinants. False True False True 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 multivalue, multicolumn problem The missing values problem The general-purpose remarks column problem The inconsistent values problem The multivalue, multicolumn problem The missing values problem The general-purpose remarks column problem The inconsistent values problem ANSWER DOWNLOAD EXAMIANS APP
Database Design Using Normalization When building a database from an existing set of tables, we may safely assume that referential integrity constraints have been enforced on the data we are given. True False True False ANSWER DOWNLOAD EXAMIANS APP
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