Introduction to SQL ON UPDATE CASCADE ensures which of the following? Materialized Views Data Integrity All of these Normalization Materialized Views Data Integrity All of these Normalization ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL In SQL, which command is used to change a table's storage characteristics? None of these ALTER TABLE CHANGE TABLE MODIFY TABLE None of these ALTER TABLE CHANGE TABLE MODIFY TABLE ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the SQL statements is correct? None of these SELECT Username, Password FROM Users SELECT Username, Password WHERE Username = 'user1' SELECT Username AND Password FROM Users None of these SELECT Username, Password FROM Users SELECT Username, Password WHERE Username = 'user1' SELECT Username AND Password FROM Users ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Find the name of all cities with their temperature, humidity and countries. SELECT weather.city, temperature, humidity FROM weather SELECT country FROM location WHERE weather.city = location.city; SELECT city, temperature, humidity, country FROM location; SELECT weather.city, temperature, humidity, country FROM weather, location WHERE weather.city = location.city; SELECT weather.city, temperature, humidity, country FROM weather, location; SELECT weather.city, temperature, humidity FROM weather SELECT country FROM location WHERE weather.city = location.city; SELECT city, temperature, humidity, country FROM location; SELECT weather.city, temperature, humidity, country FROM weather, location WHERE weather.city = location.city; SELECT weather.city, temperature, humidity, country FROM weather, location; ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL If you are going to use a combination of three or more AND and OR conditions, it is often easier to use the NOT and NOT IN operators. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Find the temperature in increasing order of all cities SELECT city FROM weather ORDER BY temperature; SELECT city, temperature FROM weather ORDER BY temperature; SELECT city, temperature FROM weather; SELECT city, temperature FROM weather ORDER BY city; SELECT city FROM weather ORDER BY temperature; SELECT city, temperature FROM weather ORDER BY temperature; SELECT city, temperature FROM weather; SELECT city, temperature FROM weather ORDER BY city; ANSWER DOWNLOAD EXAMIANS APP
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