Introduction to SQL Which SQL statement is used to delete data FROM a database? COLLAPSE DELETE ALTER REMOVE COLLAPSE DELETE ALTER REMOVE ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL A subquery in an SQL SELECT statement: has a distinct form that cannot be duplicated by a join. can always be duplicated by a join. cannot have its results sorted using ORDER BY. can only be used with two tables. has a distinct form that cannot be duplicated by a join. can always be duplicated by a join. cannot have its results sorted using ORDER BY. can only be used with two tables. ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SQL statement that queries or reads data from a table is ________ . QUERY READ SELECT None of these QUERY READ SELECT None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL SELECT DISTINCT is used if a user wishes to see duplicate columns in a query. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following query is correct for using comparison operators in SQL? SELECT name, course_name FROM student WHERE age>50 and age <80; SELECT name, course_name FROM student WHERE age>50 and WHERE age<80; SELECT name, course_name FROM student WHERE age>50 and <80; None of these SELECT name, course_name FROM student WHERE age>50 and age <80; SELECT name, course_name FROM student WHERE age>50 and WHERE age<80; SELECT name, course_name FROM student WHERE age>50 and <80; None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL To establish a range of values, < and > can be used. False True False True ANSWER DOWNLOAD EXAMIANS APP
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