Bất kỳ trang web sau đó có thể có được một kết nối trực tiếp đến ứng dụng email của bạn để gửi thư rác hoặc virus và bạn sẽ không bao giờ biết về nó, bởi vì bạn đã cho phép Internet Explorer để lặng lẽ tiếp cận chương trình email của bạn bất cứ khi nào nó chọn mà không cảnh báo cho bạn. Điều này sẽ bật lên khi Internet Explorer muốn truy cập vào | APPENDIX A GLOSSARY 32 BIT An older type of computer processor capable of processing up to 32 bits of binary data 0 or 1 at a time. They can handle up to 4Gb of installed memory. 64 BIT Much newer processor designs capable of handling 64 binary bits at a time and memory in excess of 4Gb. They offer significant stability and security benefits over 32 bit processors. ADMINISTRATOR The user mode in which software has full access to change delete anything on your computer. Windows Vista by default runs in a Standard User mode to improve security. ADSL The most common type of broadband internet access. Asynchronous Digital Subscriber Line is the access provided by British Telecom and all other noncable or satellite internet access providers. AGP An interface for graphics cards on a PC has since been replaced by PCIExpress PCI-E . BOOTING Starting up your computer to use Windows. Windows Vista - Power users guide Page 56 of 66 Written by Mike Halsey Copyright 2007 2008 DEFRAGMENT Files on your hard drive can become fragmented over time. This means that Windows looks for the next best place to save your file. However as you delete files this space might not be big enough for it. So it splits the file over the available free space. Over time this can slow your PC down and cause your files to become corrupt. Defragmenting your drive brings all the pieces of your files back together again. Fragmented Files F i F l i Defragmented Files 2 l e e 1 F i l e 1 F i l e 2 DEP Data Execution Prevention a feature introduced in Windows XP Service Pack 2 to stop viruses. It can also prevent some games from running. DRIVE LETTERS Typically C or A these are traditional ways to refer to the hard drives and removable storage in your PC. DRIVER Software that tells Windows how to communicate with installed hardware. DUAL BOOTING Running more than one operating on your PC. For instance having both Windows XP and Windows Vista installed and choosing when you switch the .