Introduction to SQL Which of the following is valid SQL for an Index? ADD INDEX ID; CREATE INDEX ID; REMOVE INDEX ID; CHANGE INDEX ID; ADD INDEX ID; CREATE INDEX ID; REMOVE INDEX ID; CHANGE INDEX ID; ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The Microsoft Access wildcards are ____ and ____ . underscore(_); question mark (?) percent sign (%); underscore (_) question mark (?); asterisk (*) asterisk (*); percent sign (%) underscore(_); question mark (?) percent sign (%); underscore (_) question mark (?); asterisk (*) asterisk (*); percent sign (%) ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL SELECT DISTINCT is used if a user wishes to see duplicate columns in a query. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following command makes the updates performed by the transaction permanent in the database? COMMIT DELETE TRUNCATE ROLLBACK COMMIT DELETE TRUNCATE ROLLBACK ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SQL statement that queries or reads data from a table is ________ . READ None of these SELECT QUERY READ None of these SELECT QUERY ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following is a SQL aggregate function? AVG JOIN LEFT LEN AVG JOIN LEFT LEN ANSWER DOWNLOAD EXAMIANS APP