Introduction to SQL What operator tests column for the absence of data? EXISTS operator NOT operator IS NULL operator None of these EXISTS operator NOT operator IS NULL operator None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The result of a SQL SELECT statement is a(n) ________ . table report form file table report form file ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SQL statementSELECT ROUND(45.926, -1) FROM DUAL; prints 045.926 prints garbage prints 50 is illegal prints 045.926 prints garbage prints 50 is illegal ANSWER DOWNLOAD EXAMIANS APP
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 SQL is a programming language. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Select the right statement to insert values to the student table. INSERT VALUES INTO student ( INSERT student VALUES ( INSERT VALUES ( INSERT INTO student VALUES ( INSERT VALUES INTO student ( INSERT student VALUES ( INSERT VALUES ( INSERT INTO student VALUES ( ANSWER DOWNLOAD EXAMIANS APP
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