Database Design Using Normalization Normalization ________ data duplication. maximizes eliminates increases reduces maximizes eliminates increases reduces 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 multivalue, multicolumn problem The missing values problem The inconsistent values problem The general-purpose remarks column problem The multivalue, multicolumn problem The missing values problem The inconsistent values problem ANSWER DOWNLOAD EXAMIANS APP
Database Design Using Normalization Proper normalization eliminates duplicated data. False True False True 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 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. Three columns have the values 534-2435, 534-7867, and 546-2356 in the same row. ANSWER DOWNLOAD EXAMIANS APP
Database Design Using Normalization Read-only databases are ________ updated. always seldom never commonly always seldom never commonly ANSWER DOWNLOAD EXAMIANS APP
Database Design Using Normalization In all cases, normalization into BCNF is desirable. False True False True ANSWER DOWNLOAD EXAMIANS APP
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