With ____ compression, an image retains its quality.

Angie wants to upgrade a Windows XP computer to Windows 7. What should she do to see if the computer can handle the new operating system?

a. Run the Windows XP Upgrade Advisor on the computer b. Check the Microsoft Web site hardware compatibility list c. Run the Windows 7 Upgrade Advisor on the computer d. Check the manufacturer's Web site for upgrade info

In the Venetian Blind schema design, named complex types, element groups, and attribute groups can be ______ throughout the schema.

A. reused B. local C. nested D. global