单项选择题 A folder on your Windows 2000 Professional computer contains bitmap files that have been compressed from 2MB to 1MB.  You want to copy one of the compressed bitmap files from the hard disk to 1.4-MBfloppy disk. When you attempt to copy， you receive the following error message ‘Destination drive is Full’.  What should to do？（）

单项选择题 You are the administrator of a Windows 2000 Professional computer. A user named Maria assists you in performing some administrative tasks. Maria is a member of local Administrators group. Users report that Maria has been viewing and changing their files.  You want Maria to be able to install programs, perform backups and manage printers, but not to view, change or read other users’ files for which permission has not been granted. You want to set up Maria’s account to have minimal rights and permission. You want to accomplish this with least amount of administrative effort.  What should you do?  （）

单项选择题 You encrypt your files to ensure the security of the files. You want to make a backup copy of the files and maintain their security settings. You have the option of backing up to either the network or floppy disk.  What should you do？（）