Database Design Using Normalization Each answer below shows example data from a table. Which answer is an example of the missing values problem? 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. 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. ANSWER DOWNLOAD EXAMIANS APP
Database Design Using Normalization When building a database from an existing set of tables, we still need to consider normalization principles. 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 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 Needing to using more complicated SQL in database applications is a(n) ________ of normalization. disadvantage either an advantage or disadvantage advantage neither an advantage nor disadvantage disadvantage either an advantage or disadvantage advantage neither an advantage nor disadvantage ANSWER DOWNLOAD EXAMIANS APP
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. 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: second step. first step. fourth step. third step. second step. first step. fourth step. third step. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS