Database Design Using Normalization Normalization requires programmers to write more complex SQL. False True False True ANSWER DOWNLOAD EXAMIANS APP
Database Design Using Normalization Normalization ________ data duplication. eliminates reduces maximizes increases eliminates reduces maximizes increases 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: second step. third step. first step. fourth step. second step. third step. first step. fourth step. ANSWER DOWNLOAD EXAMIANS APP
Database Design Using Normalization Each answer below shows example data from a table. Which answer is an example of the multivalue, multicolumn problem? Three columns have the values 534-2435, 534-7867, and 546-2356 in the same row. 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 rows have the values Brown, NULL, and Blue in the same column. Three columns have the values 534-2435, 534-7867, and 546-2356 in the same row. 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 rows have the values Brown, NULL, and Blue in the same column. 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 inconsistent values problem 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 ANSWER DOWNLOAD EXAMIANS APP
Database Design Using Normalization The design guidelines and priorities for read-only databases are different because read-only databases are never updated. False True False True ANSWER DOWNLOAD EXAMIANS APP
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