Introduction to SQL Indexes may be created or dropped at any time. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following join is also called as an 'inner-join'? Non-Equijoin None of these Self-Join Equijoin Non-Equijoin None of these Self-Join Equijoin ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL A subquery in an SQL SELECT statement is enclosed in: braces -- {...}. CAPITAL LETTERS. brackets -- [...]. parenthesis -- (...) . braces -- {...}. CAPITAL LETTERS. brackets -- [...]. parenthesis -- (...) . ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The qualifier DISTINCT must be used in an SQL statement when we want to eliminate duplicate rows. 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. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SQL keyword BETWEEN is used: to limit the columns displayed. None of these for ranges. as a wildcard. to limit the columns displayed. None of these for ranges. as a wildcard. ANSWER DOWNLOAD EXAMIANS APP
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