Introduction to SQL Which of the following group functions ignore NULL values? SUM All of these MAX COUNT SUM All of these MAX COUNT 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
Introduction to SQL Which of the following is a valid SQL type? NUMERIC FLOAT CHARACTER All of these NUMERIC FLOAT CHARACTER All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Find the SQL statement below that is equal to the following: SELECT NAME FROM CUSTOMER WHERE STATE = 'VA'; SELECT NAME IN CUSTOMER WHERE STATE = 'V'; SELECT NAME IN CUSTOMER WHERE STATE IN ('VA'); SELECT NAME FROM CUSTOMER WHERE STATE IN ('VA'); SELECT NAME IN CUSTOMER WHERE STATE = 'VA'; SELECT NAME IN CUSTOMER WHERE STATE = 'V'; SELECT NAME IN CUSTOMER WHERE STATE IN ('VA'); SELECT NAME FROM CUSTOMER WHERE STATE IN ('VA'); SELECT NAME IN CUSTOMER WHERE STATE = 'VA'; ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL 'AS' clause is used in SQL for Join operation. Selection operation. Projection operation. Rename operation. Join operation. Selection operation. Projection operation. Rename operation. ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following SQL commands is used to retrieve data? INSERT DELETE SELECT JOIN INSERT DELETE SELECT JOIN ANSWER DOWNLOAD EXAMIANS APP
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