Introduction to SQL To establish a range of values, < and > can be used. False True False True 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 > ALL (SELECT SALARY FROM EMPLOYEE);prints 10 5 0 9 10 5 0 9 ANSWER DOWNLOAD EXAMIANS APP
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 Which SQL statement is used to delete data FROM a database? ALTER COLLAPSE REMOVE DELETE ALTER COLLAPSE REMOVE DELETE ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following is a valid SQL type? FLOAT NUMERIC All of these CHARACTER FLOAT NUMERIC All of these CHARACTER ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Count function in SQL returns the number of distinct values. values. groups. columns. distinct values. values. groups. columns. ANSWER DOWNLOAD EXAMIANS APP
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