Data and Database Administration
Which of the following is true concerning open-source DBMS?

Is competitive against PC-oriented packages and is not fully SQL compliant
Is free or nearly free database software whose source code is not publicly available
Is not competitive against PC-oriented packages and is fully SQL compliant
Is free or nearly free database software whose source code is publicly available

ANSWER DOWNLOAD EXAMIANS APP

Data and Database Administration
Backward recovery is which of the following?

Where the after-images are applied to the database
Where the after-images and before-images are applied to the database
Where the before-images are applied to the database
Switching to an existing copy of the database

ANSWER DOWNLOAD EXAMIANS APP