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 In SQL, which command(s) is(are) used to change a table's storage characteristics? MODIFY TABLE CHANGE TABLE ALTER TABLE All of these MODIFY TABLE CHANGE TABLE ALTER TABLE All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The rows of the result relation produced by a SELECT statement can be sorted, but only by one column. False True False True 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
Introduction to SQL The SQL statement: SELECT Number1 + Number 2 AS Total FROM NUMBER_TABLE; adds two numbers from each row together and lists the results in a column named Total. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL You can add a row using SQL in a database with which of the following? ADD INSERT MAKE CREATE ADD INSERT MAKE CREATE ANSWER DOWNLOAD EXAMIANS APP
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