Introduction to SQL Which of the following must be enclosed in double quotes? Dates Strings Column Alias All of these Dates Strings Column Alias All of these 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 None of these SELECT name FROM staffinfo WHERE salary IN (10000, 25000); SELECT name FROM staffinfo WHERE salary BETWEEN 10000 AND 25000; Both A and B None of these SELECT name FROM staffinfo WHERE salary IN (10000, 25000); SELECT name FROM staffinfo WHERE salary BETWEEN 10000 AND 25000; ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL A subquery in an SQL SELECT statement is enclosed in: braces -- {...}. brackets -- [...]. CAPITAL LETTERS. parenthesis -- (...) . braces -- {...}. brackets -- [...]. CAPITAL LETTERS. parenthesis -- (...) . ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL SQL provides the AS keyword, which can be used to assign meaningful column names to the results of queries using the SQL built-in functions. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL SQL provides five built-in functions: COUNT, SUM, AVG, MAX, MIN. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL In an SQL SELECT statement querying a single table, according to the SQL-92 standard the asterisk (*) means that: all columns of the table are to be returned. None of these all records meeting the full criteria are to be returned. all records with even partial criteria met are to be returned. all columns of the table are to be returned. None of these all records meeting the full criteria are to be returned. all records with even partial criteria met are to be returned. ANSWER DOWNLOAD EXAMIANS APP
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