Introduction to SQL SQL query and modification commands make up a(n) ________ . XML DML HTML DDL XML DML HTML DDL ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL To remove duplicate rows from the results of an SQL SELECT statement, the ________ qualifier specified must be included. DISTINCT ONLY UNIQUE SINGLE DISTINCT ONLY UNIQUE SINGLE ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL 'AS' clause is used in SQL for Rename operation. Selection operation. Projection operation. Join operation. Rename operation. Selection operation. Projection operation. Join operation. ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Indexes can usually be created for both primary and secondary keys. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following group functions ignore NULL values? MAX COUNT All of these SUM MAX COUNT All of these SUM ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The keyword LIKE can be used in a WHERE clause to refer to a range of values. True False True False ANSWER DOWNLOAD EXAMIANS APP
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