Introduction to Database System An audit trail is used to make back-up copies is the recorded history of operations performed on a file can be used to restore lost information All of the listed here is used to make back-up copies is the recorded history of operations performed on a file can be used to restore lost information All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command is used to changes data in a table? INSERT APPEND BROWSE UPDATE INSERT APPEND BROWSE UPDATE ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A relational database management (RDBM) package manages data in more than one file at once. How does it organize these file? As tables relations tuple both (a) and (b) None of these tables relations tuple both (a) and (b) None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command(s) is(are) used to enable/disable a database trigger? All of the listed here MODIFY USER ALTER TRIGGER CHANGE USER All of the listed here MODIFY USER ALTER TRIGGER CHANGE USER ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following indicates the maximum number of entities that can be involved in a relationship? ERD Maximum cardinality Minimum cardinality Greater Entity Count (GEC) ERD Maximum cardinality Minimum cardinality Greater Entity Count (GEC) ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A relation is a two-dimensional table. True False True False ANSWER DOWNLOAD EXAMIANS APP
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