Introduction to SQL COUNT(field_name) tallies only those rows that contain a value; it ignores all null values. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following are the five built-in functions provided by SQL? SUM, AVG, MIN, MAX, NAME SUM, AVG, MULT, DIV, MIN SUM, AVG, MIN, MAX, MULT COUNT, SUM, AVG, MAX, MIN SUM, AVG, MIN, MAX, NAME SUM, AVG, MULT, DIV, MIN SUM, AVG, MIN, MAX, MULT COUNT, SUM, AVG, MAX, MIN ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL A SELECT statement within another SELECT statement and enclosed in square brackets ([...]) is called a subquery. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL A view is which of the following? A virtual table that cannot be accessed via SQL commands A base table that can be accessed via SQL commands A base table that cannot be accessed via SQL commands A virtual table that can be accessed via SQL commands A virtual table that cannot be accessed via SQL commands A base table that can be accessed via SQL commands A base table that cannot be accessed via SQL commands A virtual table that can be accessed via SQL commands ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL A subquery in an SQL SELECT statement: cannot have its results sorted using ORDER BY. can always be duplicated by a join. can only be used with two tables. has a distinct form that cannot be duplicated by a join. cannot have its results sorted using ORDER BY. can always be duplicated by a join. can only be used with two tables. has a distinct form that cannot be duplicated by a join. ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL To define what columns should be displayed in an SQL SELECT statement: use USING to name the source table(s) and list the columns to be shown after WHER use SELECT to name the source table(s) and list the columns to be shown after USING. use USING to name the source table(s) and list the columns to be shown after SELECT. use FROM to name the source table(s) and list the columns to be shown after SELECT. use USING to name the source table(s) and list the columns to be shown after WHER use SELECT to name the source table(s) and list the columns to be shown after USING. use USING to name the source table(s) and list the columns to be shown after SELECT. use FROM to name the source table(s) and list the columns to be shown after SELECT. ANSWER DOWNLOAD EXAMIANS APP
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