Introduction to SQL The keyword LIKE can be used in a WHERE clause to refer to a range of values. True False True False 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? Both A and B SELECT name FROM staffinfo WHERE salary BETWEEN 10000 AND 25000; None of these SELECT name FROM staffinfo WHERE salary IN (10000, 25000); Both A and B SELECT name FROM staffinfo WHERE salary BETWEEN 10000 AND 25000; None of these SELECT name FROM staffinfo WHERE salary IN (10000, 25000); ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL What is the meaning of LIKE '%0%0%' Feature begins with two 0's Feature ends with two 0's Feature has more than two 0's Feature has two 0's in it, at any position Feature begins with two 0's Feature ends with two 0's Feature has more than two 0's Feature has two 0's in it, at any position ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Data manipulation language (DML) commands are used to define a database, including creating, altering, and dropping tables and establishing constraints. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The keyword BETWEEN can be used in a WHERE clause to refer to a range of values. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following query finds the total rating of the sailors who have reserved boat "103"? c) SELECT COUNT(s.rating) FROM sailors s, reserves r WHERE s.sid = r.sid AND r.bid = 103 SELECT SUM(s.rating) FROM sailors s, reserves r WHERE s.sid = r.sid AND r.bid = 103 SELECT s.rating FROM sailors s, reserves r WHERE s.sid = r.sid AND r.bid = 103 SELECT SUM(s.rating) FROM sailors s, reserves r AND r.bid = 103; c) SELECT COUNT(s.rating) FROM sailors s, reserves r WHERE s.sid = r.sid AND r.bid = 103 SELECT SUM(s.rating) FROM sailors s, reserves r WHERE s.sid = r.sid AND r.bid = 103 SELECT s.rating FROM sailors s, reserves r WHERE s.sid = r.sid AND r.bid = 103 SELECT SUM(s.rating) FROM sailors s, reserves r AND r.bid = 103; ANSWER DOWNLOAD EXAMIANS APP
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