Introduction to SQL What operator tests column for the absence of data? IS NULL operator EXISTS operator NOT operator None of these IS NULL operator EXISTS operator NOT operator None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL ________ was adopted as a national standard by ANSI in 1992. Oracle SQL Microsoft Access DBase Oracle SQL Microsoft Access DBase ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following is the correct order of keywords for SQL SELECT statements? FROM, WHERE, SELECT SELECT,WHERE,FROM SELECT, FROM, WHERE WHERE, FROM,SELECT FROM, WHERE, SELECT SELECT,WHERE,FROM SELECT, FROM, WHERE WHERE, FROM,SELECT ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following command makes the updates performed by the transaction permanent in the database? TRUNCATE COMMIT DELETE ROLLBACK TRUNCATE COMMIT DELETE ROLLBACK ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which operator performs pattern matching? LIKE operator None of these EXISTS operator BETWEEN operator LIKE operator None of these EXISTS operator BETWEEN operator ANSWER DOWNLOAD EXAMIANS APP
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