Introduction to SQL Which of the following command makes the updates performed by the transaction permanent in the database? TRUNCATE COMMIT DELETE ROLLBACK TRUNCATE COMMIT DELETE ROLLBACK ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL SQL is: an operating system. a DBMS. a programming language. a data sublanguage. an operating system. a DBMS. a programming language. a data sublanguage. ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following SQL commands is used to retrieve data? INSERT DELETE JOIN SELECT INSERT DELETE JOIN SELECT 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 When three or more AND and OR conditions are combined, it is easier to use the SQL keyword(s): LIKE only. NOT IN only. IN only. Both IN and NOT IN. LIKE only. NOT IN only. IN only. Both IN and NOT IN. ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Scalar aggregate are multiple values returned from an SQL query that includes an aggregate function. False True False True ANSWER DOWNLOAD EXAMIANS APP
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