Introduction to SQL ________ was adopted as a national standard by ANSI in 1992. Microsoft Access DBase Oracle SQL Microsoft Access DBase Oracle SQL ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Most companies keep at least two versions of any database they are using. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following group functions ignore NULL values? All of these MAX SUM COUNT All of these MAX SUM COUNT ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL In SQL, which command(s) is(are) used to change a table's storage characteristics? CHANGE TABLE MODIFY TABLE ALTER TABLE All of these CHANGE TABLE MODIFY TABLE ALTER TABLE All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following SQL query is correct for selecting the name of staffs from 'staffinfo' table where salary is 10,000 or 25,000? SELECT name FROM staffinfo WHERE salary BETWEEN 10000 AND 25000; Both A and B SELECT name FROM staffinfo WHERE salary IN (10000, 25000); None of these SELECT name FROM staffinfo WHERE salary BETWEEN 10000 AND 25000; Both A and B SELECT name FROM staffinfo WHERE salary IN (10000, 25000); None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Indexes may be created or dropped at any time. False True False True ANSWER DOWNLOAD EXAMIANS APP
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