Introduction to SQL What operator tests column for the absence of data? None of these EXISTS operator NOT operator IS NULL operator None of these EXISTS operator NOT operator IS NULL operator 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 ________ was adopted as a national standard by ANSI in 1992. DBase SQL Oracle Microsoft Access DBase SQL Oracle Microsoft Access 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. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The ADD command is used to enter one row of data or to add multiple rows as a result of a query. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following are the five built-in functions provided by SQL? COUNT, SUM, AVG, MAX, MIN SUM, AVG, MIN, MAX, MULT SUM, AVG, MIN, MAX, NAME SUM, AVG, MULT, DIV, MIN COUNT, SUM, AVG, MAX, MIN SUM, AVG, MIN, MAX, MULT SUM, AVG, MIN, MAX, NAME SUM, AVG, MULT, DIV, MIN ANSWER DOWNLOAD EXAMIANS APP
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