Introduction to Database System An audit trail All of the listed here can be used to restore lost information is the recorded history of operations performed on a file is used to make back-up copies All of the listed here can be used to restore lost information is the recorded history of operations performed on a file is used to make back-up copies ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following hardware components is the most important to the operation of a database management system? plotter high speed, large-capacity disk printer high-resolution video display plotter high speed, large-capacity disk printer high-resolution video display ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A multiple-form file management system lets you define different forms for different operations allow you to entry data in all the forms lets you create a look-up form with an associated read-only password to prevent access by unauthorized users None of these both (a) and (b) lets you define different forms for different operations allow you to entry data in all the forms lets you create a look-up form with an associated read-only password to prevent access by unauthorized users None of these both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which two files are used during operation of the DBMS? None of the listed here data dictionary and transaction log data dictionary and query language query language and utilities None of the listed here data dictionary and transaction log data dictionary and query language query language and utilities ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command is used to remove a stored function from the database? REMOVE FUNCTION DELETE FUNCTION DROP FUNCTION ERASE FUNCTION None of these REMOVE FUNCTION DELETE FUNCTION DROP FUNCTION ERASE FUNCTION None of these 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? Maximum cardinality Minimum cardinality ERD Greater Entity Count (GEC) Maximum cardinality Minimum cardinality ERD Greater Entity Count (GEC) ANSWER DOWNLOAD EXAMIANS APP
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