Introduction to SQL Which of the following SQL commands is used to retrieve data? INSERT JOIN SELECT DELETE INSERT JOIN SELECT DELETE ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The qualifier DISTINCT must be used in an SQL statement when we want to eliminate duplicate rows. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL How to select all data from student table starting the name from letter 'r'? SELECT * FROM student WHERE name LIKE 'r%'; SELECT * FROM student WHERE name LIKE '%r'; SELECT * FROM student WHERE name LIKE '%r%'; SELECT * FROM student WHERE name LIKE '_r%'; SELECT * FROM student WHERE name LIKE 'r%'; SELECT * FROM student WHERE name LIKE '%r'; SELECT * FROM student WHERE name LIKE '%r%'; SELECT * FROM student WHERE name LIKE '_r%'; ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The HAVING clause does which of the following? Acts like a WHERE clause but is used for columns rather than groups. Acts like a WHERE clause but is used for rows rather than columns. Acts EXACTLY like a WHERE clause. Acts like a WHERE clause but is used for groups rather than rows. Acts like a WHERE clause but is used for columns rather than groups. Acts like a WHERE clause but is used for rows rather than columns. Acts EXACTLY like a WHERE clause. Acts like a WHERE clause but is used for groups rather than rows. ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL What is the full form of SQL? Structured Query Language Simple Query Language Structured Query List None of these Structured Query Language Simple Query Language Structured Query List None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL SUM, AVG, MIN, and MAX can only be used with numeric columns. False True False True ANSWER DOWNLOAD EXAMIANS APP
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