Introduction to SQL Which of the following is a valid SQL type? NUMERIC All of these FLOAT CHARACTER NUMERIC All of these FLOAT CHARACTER ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL NULL is the same as 0 for integer the same as blank for character not a value the same as 0 for integer and blank for character the same as 0 for integer the same as blank for character not a value the same as 0 for integer and blank for character ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL SELECT DISTINCT is used if a user wishes to see duplicate columns in a query. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL SQL provides five built-in functions: COUNT, SUM, AVG, MAX, MIN. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL 'AS' clause is used in SQL for Join operation. Rename operation. Projection operation. Selection operation. Join operation. Rename operation. Projection operation. Selection operation. ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SQL keyword GROUP BY instructs the DBMS to group together those rows that have the same value in a column. False True False True ANSWER DOWNLOAD EXAMIANS APP