Introduction to SQL Indexes may be created or dropped at any time. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL 'AS' clause is used in SQL for Selection operation. Join operation. Rename operation. Projection operation. Selection operation. Join operation. Rename operation. Projection operation. ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following is a valid SQL type? CHARACTER All of these NUMERIC FLOAT CHARACTER All of these NUMERIC FLOAT ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SQL keyword BETWEEN is used: as a wildcard. for ranges. to limit the columns displayed. None of these as a wildcard. for ranges. to limit the columns displayed. None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL There is an equivalent join expression that can be substituted for all subquery expressions. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following group functions ignore NULL values? COUNT MAX All of these SUM COUNT MAX All of these SUM ANSWER DOWNLOAD EXAMIANS APP