Introduction to SQL The condition in a WHERE clause can refer to only one value. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The wildcard in a WHERE clause is useful when? An exact match is not possible in a CREATE statement. An exact match is necessary in a CREATE statement. An exact match is not possible in a SELECT statement. An exact match is necessary in a SELECT statement. An exact match is not possible in a CREATE statement. An exact match is necessary in a CREATE statement. An exact match is not possible in a SELECT statement. An exact match is necessary in a SELECT statement. ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The qualifier DISTINCT must be used in an SQL statement when we want to eliminate duplicate rows. True False True False 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 9 5 10 0 9 5 10 0 ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Indexes can usually be created for both primary and secondary keys. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SQL keyword(s) ________ is used with wildcards. IN and NOT IN IN only NOT IN only LIKE only IN and NOT IN IN only NOT IN only LIKE only ANSWER DOWNLOAD EXAMIANS APP
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