What are four ways in which database management systems provide a controlled environment to manage user access and the data resources?

Numbers are usually keyed __________-aligned in a table.

A. left B. right C. center D. bottom

In order to keep a document permanently so that you can access it later, where do you need to store it?

A. In a folder on computer's hard drive B. On a removable flash drive C. On a network drive or the Internet D. Any of the answer choices.