Introduction to SQL Which SQL keyword is used to retrieve only unique values? UNIQUE DISTINCTIVE DIFFERENT DISTINCT UNIQUE DISTINCTIVE DIFFERENT DISTINCT ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL A subquery in an SQL SELECT statement is enclosed in: CAPITAL LETTERS. parenthesis -- (...) . brackets -- [...]. braces -- {...}. CAPITAL LETTERS. parenthesis -- (...) . brackets -- [...]. braces -- {...}. ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The wildcard asterisk (*) is the SQL-92 standard for indicating "any sequence of characters." False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The command to eliminate a table from a database is: UPDATE TABLE CUSTOMER; REMOVE TABLE CUSTOMER; DELETE TABLE CUSTOMER; DROP TABLE CUSTOMER; UPDATE TABLE CUSTOMER; REMOVE TABLE CUSTOMER; DELETE TABLE CUSTOMER; DROP TABLE CUSTOMER; ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL COUNT(field_name) tallies only those rows that contain a value; it ignores all null values. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL To establish a range of values, < and > can be used. False True False True ANSWER DOWNLOAD EXAMIANS APP