Introduction to SQL The SQL keyword GROUP BY instructs the DBMS to group together those rows that have the same value in a column. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SQL WHERE clause: limits the column data that are returned. Both A and B are correct. Neither A nor B are correct. limits the row data are returned. limits the column data that are returned. Both A and B are correct. Neither A nor B are correct. limits the row data are returned. ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Table Employee has 10 records. It has a non-NULL SALARY column which is also UNIQUE.The SQL statementSELECT COUNT(*) FROM Employee WHERE SALARY > ANY (SELECT SALARY FROM EMPLOYEE);prints 0 9 5 10 0 9 5 10 ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The keyword LIKE can be used in a WHERE clause to refer to a range of values. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following query is correct for using comparison operators in SQL? SELECT name, course_name FROM student WHERE age>50 and age <80; None of these SELECT name, course_name FROM student WHERE age>50 and WHERE age<80; SELECT name, course_name FROM student WHERE age>50 and <80; SELECT name, course_name FROM student WHERE age>50 and age <80; None of these SELECT name, course_name FROM student WHERE age>50 and WHERE age<80; SELECT name, course_name FROM student WHERE age>50 and <80; ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SQL statementSELECT ROUND(45.926, -1) FROM DUAL; prints garbage prints 50 is illegal prints 045.926 prints garbage prints 50 is illegal prints 045.926 ANSWER DOWNLOAD EXAMIANS APP
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