It holds the preferences and settings of the currently logged on user
It would depend on the name of the dat file. If it is used by the operating system then you will not be able to delete that file.
The .DAT file extension stands for DATA. DAT also refers to Digital Audio Tape, which is used sometimes for Backups.
There's actually no such thing as a ".dat" file. The .dat extension is a generic one used for "data." It does not have any specific format and thus there is no tool that can open all, or even a majority, of these files.
Dat file for nokia 2700
The main difference between McAfee DAT File and McAfee SuperDAT is that SuperDAT allows update scanning engines and McAfee DAT file just update DAT files.
DAT is a generic file extension (usually short for DATA). Its format and content are determined by the application that created the file. Without knowing what file created the DAT file, it would be very difficult to deterime how (or even if it was possible) to convert to XLS format. See related links for more information about the DAT file extension.
common guys the answer for .dat is videos
"Can be just about anything: text, graphic, or general binary data. There is no specific structure for a .DAT file. You can use an editor like EditPad Pro to look inside a .DAT file and possible determine its contents and relationship with a program." - from: "http://filext.com/file-extension/dat"
A DAT file is a very basic database data file used first in DOS, but has remained useful even today. Why are you asking? Provide more info and I can provide you with more information. I know of no other name for DAT files, though I've heard people speaking DAT as "Digital Audio Track", although in my experience I've never come across such a thing.
The most common .dat files are video files from a video cd. Try playing with media player. See this also http://filext.com/file-extension/dat
The SuperDAT utility allows you to upgrade your scanning engine and your virus signature (DAT) files. The regular DAT (X-DAT) utility only updates the DAT files. New engines are only created as needed, approximately every 3 to 6 months, so updating with the SuperDAT is not always necessary.
The index dat file for Internet Explorer is a database file that holds information such as recently visited sites, search queries, and web URLs. It is a user-specific file.