Introduction to SQL Which of the following SQL commands can be used to add data to a database table? APPEND INSERT ADD UPDATE APPEND INSERT ADD UPDATE ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The condition in a WHERE clause can refer to only one value. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL A view is which of the following? A virtual table that cannot be accessed via SQL commands A base table that can be accessed via SQL commands A base table that cannot be accessed via SQL commands A virtual table that can be accessed via SQL commands A virtual table that cannot be accessed via SQL commands A base table that can be accessed via SQL commands A base table that cannot be accessed via SQL commands A virtual table that can be accessed via SQL commands ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL What is the full form of SQL? None of these Simple Query Language Structured Query Language Structured Query List None of these Simple Query Language Structured Query Language Structured Query List ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL To remove duplicate rows from the results of an SQL SELECT statement, the ________ qualifier specified must be included. SINGLE UNIQUE ONLY DISTINCT SINGLE UNIQUE ONLY DISTINCT ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following query finds the name of the sailors who have reserved at least two boats? All of these SELECT DISTINCT s.sname FROM sailors s, reserves r1, reserves r2 WHERE s.sid = r1.sid AND r1.sid = r2.sid AND r1.bid <> r2.bid SELECT DISTINCT s.sname FROM sailors s, reserves r1, reserves r2 WHERE s.sid = r1.sid AND COUNT(r1.bid) > r2.bid SELECT DISTINCT s.sname FROM sailors s, reserves r1, reserves r2 WHERE s.sid = r1.sid AND r1.sid = r2.sid AND r1.bid ≠ r2.bid All of these SELECT DISTINCT s.sname FROM sailors s, reserves r1, reserves r2 WHERE s.sid = r1.sid AND r1.sid = r2.sid AND r1.bid <> r2.bid SELECT DISTINCT s.sname FROM sailors s, reserves r1, reserves r2 WHERE s.sid = r1.sid AND COUNT(r1.bid) > r2.bid SELECT DISTINCT s.sname FROM sailors s, reserves r1, reserves r2 WHERE s.sid = r1.sid AND r1.sid = r2.sid AND r1.bid ≠ r2.bid ANSWER DOWNLOAD EXAMIANS APP
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