Introduction to SQL The SQL statementSELECT SUBSTR('abcdefghij', INSTR('123321234', '2', 3, 2), 2) FROM DUAL;prints 23 ab bc gh 23 ab bc gh ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL What operator tests column for the absence of data? NOT operator IS NULL operator None of these EXISTS operator NOT operator IS NULL operator None of these EXISTS operator ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The condition in a WHERE clause can refer to only one value. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Select the right statement to insert values to the student table. INSERT student VALUES ( INSERT VALUES ( INSERT VALUES INTO student ( INSERT INTO student VALUES ( INSERT student VALUES ( INSERT VALUES ( INSERT VALUES INTO student ( INSERT INTO student VALUES ( ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Let the statementSELECT column1 FROM myTable;return 10 rows. The statementSELECT ALL column1 FROM myTable;will return more than 10 rows None of these exactly 10 rows less than 10 rows more than 10 rows None of these exactly 10 rows less than 10 rows ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SQL keyword(s) ________ is used with wildcards. IN and NOT IN NOT IN only LIKE only IN only IN and NOT IN NOT IN only LIKE only IN only ANSWER DOWNLOAD EXAMIANS APP
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