Introduction to SQL The SQL statementSELECT ROUND(45.926, -1) FROM DUAL; prints 50 prints 045.926 is illegal prints garbage prints 50 prints 045.926 is illegal prints garbage ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL What operator tests column for the absence of data? IS NULL operator NOT operator EXISTS operator None of these IS NULL operator NOT operator EXISTS operator None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL SELECT DISTINCT is used if a user wishes to see duplicate columns in a query. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL SQL can be used to: create database structures only. modify database data only. query database data only. All of these create database structures only. modify database data only. query database data only. All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The result of a SQL SELECT statement is a(n) ________ . report form file table report form file table ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL If you are going to use a combination of three or more AND and OR conditions, it is often easier to use the NOT and NOT IN operators. True False True False ANSWER DOWNLOAD EXAMIANS APP
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