Introduction to SQL Which of the following is a SQL aggregate function? JOIN AVG LEN LEFT JOIN AVG LEN LEFT ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which SQL keyword is used to retrieve only unique values? DIFFERENT DISTINCTIVE DISTINCT UNIQUE DIFFERENT DISTINCTIVE DISTINCT UNIQUE ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Most companies keep at least two versions of any database they are using. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SQL -92 wildcards are ____ and ____ . question mark (?); asterisk (*) asterisk (*); percent sign (%) underscore(_); question mark (?) percent sign (%); underscore (_) question mark (?); asterisk (*) asterisk (*); percent sign (%) underscore(_); question mark (?) percent sign (%); underscore (_) ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL ________ was adopted as a national standard by ANSI in 1992. SQL Oracle DBase Microsoft Access SQL Oracle DBase Microsoft Access ANSWER DOWNLOAD EXAMIANS APP