Introduction to SQL Which of the SQL statements is correct? None of these SELECT Username, Password WHERE Username = 'user1' SELECT Username AND Password FROM Users SELECT Username, Password FROM Users None of these SELECT Username, Password WHERE Username = 'user1' SELECT Username AND Password FROM Users SELECT Username, Password FROM Users ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following must be enclosed in double quotes? All of these Dates Strings Column Alias All of these Dates Strings Column Alias ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL DISTINCT and its counterpart, ALL, can be used more than once in a SELECT statement. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Find the SQL statement below that is equal to the following: SELECT NAME FROM CUSTOMER WHERE STATE = 'VA'; SELECT NAME IN CUSTOMER WHERE STATE IN ('VA'); SELECT NAME FROM CUSTOMER WHERE STATE IN ('VA'); SELECT NAME IN CUSTOMER WHERE STATE = 'V'; SELECT NAME IN CUSTOMER WHERE STATE = 'VA'; SELECT NAME IN CUSTOMER WHERE STATE IN ('VA'); SELECT NAME FROM CUSTOMER WHERE STATE IN ('VA'); SELECT NAME IN CUSTOMER WHERE STATE = 'V'; SELECT NAME IN CUSTOMER WHERE STATE = 'VA'; 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 COUNT(field_name) tallies only those rows that contain a value; it ignores all null values. True False True False ANSWER DOWNLOAD EXAMIANS APP