Introduction to Database System In SQL, which command is used to changes data in a table? UPDATE INSERT APPEND BROWSE UPDATE INSERT APPEND BROWSE ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a relation, the columns are sometimes called "attributes". False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Every time attribute A appears, it is matched with the same value of attribute B, but not the same value of attribute C. Therefore, it is true that: A → (B,C). A → A → (B,C) → A → (B,C). A → A → (B,C) → ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An audit trail is the recorded history of operations performed on a file All of the listed here can be used to restore lost information is used to make back-up copies is the recorded history of operations performed on a file All of the listed here can be used to restore lost information is used to make back-up copies ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The DBMS ranked as being the "easiest to use" in the text is Oracle Corporation's Oracle. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is not the responsibility of the utilities component of DBMS software? monitoring performance creating and maintaining the data dictionary creating the physical and logical designs removing flagged records for deletion None of these monitoring performance creating and maintaining the data dictionary creating the physical and logical designs removing flagged records for deletion None of these ANSWER DOWNLOAD EXAMIANS APP
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