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 SQL keyword is used to retrieve only unique values? UNIQUE DISTINCTIVE DISTINCT DIFFERENT UNIQUE DISTINCTIVE DISTINCT DIFFERENT ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL SQL is: a data sublanguage. a programming language. a DBMS. an operating system. a data sublanguage. a programming language. a DBMS. an operating system. ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Microsoft Access has become ubiquitous, and being able to program in Access is a critical skill. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL SQL provides five built-in functions: COUNT, SUM, AVG, MAX, MIN. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL A subquery in an SQL SELECT statement: has a distinct form that cannot be duplicated by a join. can always be duplicated by a join. cannot have its results sorted using ORDER BY. can only be used with two tables. has a distinct form that cannot be duplicated by a join. can always be duplicated by a join. cannot have its results sorted using ORDER BY. can only be used with two tables. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS