____ are useful is you are not familiar with computers or if you feel your computer might need replacement parts due to wear and tear.

To prevent users from making changes to a database, you can save it as a(n) ________ file

A) PDF B) ACCDE C) RTF D) ACCDB

Which of the following is used to filter outgoing network requests?

A. Proxy server B. VPN concentrator C. DHCP server D. IIS server