Introduction to SQL In SQL, which command(s) is(are) used to change a table's storage characteristics? All of these CHANGE TABLE ALTER TABLE MODIFY TABLE All of these CHANGE TABLE ALTER TABLE MODIFY TABLE ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Indexes may be created or dropped at any time. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL NULL is the same as 0 for integer and blank for character the same as blank for character the same as 0 for integer not a value the same as 0 for integer and blank for character the same as blank for character the same as 0 for integer not a value ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following SQL query is correct for selecting the name of staffs from 'staffinfo' table where salary is 10,000 or 25,000? SELECT name FROM staffinfo WHERE salary IN (10000, 25000); SELECT name FROM staffinfo WHERE salary BETWEEN 10000 AND 25000; None of these Both A and B SELECT name FROM staffinfo WHERE salary IN (10000, 25000); SELECT name FROM staffinfo WHERE salary BETWEEN 10000 AND 25000; None of these Both A and B ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which SQL statement is used to update data in a database? UPDATE SAVE MODIFY SAVE AS UPDATE SAVE MODIFY SAVE AS ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The benefits of a standard relational language include which of the following? Applications are not needed Increased dependence on a single vendor All of these Reduced training costs Applications are not needed Increased dependence on a single vendor All of these Reduced training costs ANSWER DOWNLOAD EXAMIANS APP