Introduction to SQL The SQL keyword BETWEEN is used: for ranges. None of these to limit the columns displayed. as a wildcard. for ranges. None of these to limit the columns displayed. as a wildcard. ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following is illegal? SELECT SYSDATE - (SYSDATE - 2) FROM DUAL; None of these SELECT SYSDATE - SYSDATE FROM DUAL; SELECT SYSDATE - (SYSDATE + 2) FROM DUAL; SELECT SYSDATE - (SYSDATE - 2) FROM DUAL; None of these SELECT SYSDATE - SYSDATE FROM DUAL; SELECT SYSDATE - (SYSDATE + 2) FROM DUAL; ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL To remove duplicate rows from the results of an SQL SELECT statement, the ________ qualifier specified must be included. SINGLE ONLY DISTINCT UNIQUE SINGLE ONLY DISTINCT UNIQUE ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL SELECT DISTINCT is used if a user wishes to see duplicate columns in a query. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL In SQL, which command(s) is(are) used to change a table's storage characteristics? MODIFY TABLE All of these CHANGE TABLE ALTER TABLE MODIFY TABLE All of these CHANGE TABLE ALTER TABLE ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SQL keyword GROUP BY instructs the DBMS to group together those rows that have the same value in a column. False True False True ANSWER DOWNLOAD EXAMIANS APP
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