Database Design Using Normalization Read-only databases are ________ updated. commonly always seldom never commonly always seldom never ANSWER DOWNLOAD EXAMIANS APP
Database Design Using Normalization In all cases, normalization into BCNF is desirable. False True False True ANSWER DOWNLOAD EXAMIANS APP
Database Design Using Normalization We can eliminate modification anomalies with proper normalization that results in tables in BCNF. 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: first step. fourth step. second step. third step. first step. fourth step. second step. third step. 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. disadvantage advantage either an advantage or disadvantage neither an advantage nor disadvantage disadvantage advantage either an advantage or disadvantage neither an advantage nor disadvantage ANSWER DOWNLOAD EXAMIANS APP
Database Design Using Normalization Each answer below shows example data from a table. Which answer is an example of the missing values 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, NULL, and Blue in the same 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. 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, NULL, and Blue in the same column. Three rows have the values Brown Small Chair, Small Chair Brown, and Small Brown Chair in the same column. ANSWER DOWNLOAD EXAMIANS APP
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