Introduction to SQL In SQL, which command is used to change a table's storage characteristics? None of these MODIFY TABLE CHANGE TABLE ALTER TABLE None of these MODIFY TABLE CHANGE TABLE ALTER TABLE ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL COUNT(field_name) tallies only those rows that contain a value; it ignores all null values. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following must be enclosed in double quotes? Column Alias Dates Strings All of these Column Alias Dates Strings All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL SQL is: a DBMS. a programming language. a data sublanguage. an operating system. a DBMS. a programming language. a data sublanguage. an operating system. ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which SQL statement is used to update data in a database? UPDATE SAVE SAVE AS MODIFY UPDATE SAVE SAVE AS MODIFY ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following group functions ignore NULL values? All of these COUNT SUM MAX All of these COUNT SUM MAX ANSWER DOWNLOAD EXAMIANS APP