Database Design Using Normalization We use the SQL construct COLUMNS(*) to determine the number and type of columns in a table. True False True False ANSWER DOWNLOAD EXAMIANS APP
Database Design Using Normalization Needing to using more complicated SQL in database applications is a(n) ________ of normalization. advantage either an advantage or disadvantage disadvantage neither an advantage nor disadvantage advantage either an advantage or disadvantage disadvantage neither an advantage nor disadvantage ANSWER DOWNLOAD EXAMIANS APP
Database Design Using Normalization Eliminating modification anomalies is a(n) ________ of normalization. neither an advantage nor disadvantage disadvantage either an advantage or disadvantage advantage neither an advantage nor disadvantage disadvantage either an advantage or disadvantage advantage 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 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 columns have the values 534-2435, 534-7867, and 546-2356 in the same row. 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. One row has the value "He is interested in a Silver Porsche from the years 1978-1988" in a column. Three columns have the values 534-2435, 534-7867, and 546-2356 in the same row. Three rows have the values Brown Small Chair, Small Chair Brown, and Small Brown Chair in the same column. ANSWER DOWNLOAD EXAMIANS APP
Database Design Using Normalization One common design problem when designing a database from existing data is the use of a single cell in one column to store multiple values of an attribute. True False True False ANSWER DOWNLOAD EXAMIANS APP
Database Design Using Normalization One common design problem when designing a database from existing data is the presence of inconsistent values in the received data. False True False True ANSWER DOWNLOAD EXAMIANS APP
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