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File deletion is the removal of a file from a computer's file system. All operating systems include commands for deleting files ( rm on Unix and Linux , [ 1 ] era in CP/M and DR-DOS , del / erase in MS-DOS / PC DOS , DR-DOS, Microsoft Windows etc.).
Separate index.dat files exist for the Internet Explorer history, cache, and cookies. The index.dat file is never resized or deleted. A large index.dat file can impair performance. [1] Note: The .dat extension is commonly used for data files (files that are not human-readable and do not hold a document-based binary file). It's possible to find ...
The command is available for various operating systems including DOS, Microware OS-9, [1] IBM OS/2, [2] Microsoft Windows [3] and ReactOS. [4] It is analogous to the Unix rm command and to the Stratus OpenVOS delete_file and delete_dircommands. [5] DEC RT-11, [6] OS/8, [7] RSX-11, [8] and OpenVMS [9] also provide the delete command which can be ...
rm can be overlain by a shell alias (C shell alias, Bourne shell or Bash) function of "rm -i" so as to avoid accidental deletion of files. If a user still wishes to delete a large number of files without confirmation, they can manually cancel out the -i argument by adding the -f option (as the option specified later on the expanded command line ...
shred is a command on Unix-like operating systems that can be used to securely delete files and devices so that it is extremely difficult to recover them, even with specialized hardware and technology; assuming recovery is possible at all, which is not always the case.
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1 Editing of the file? 2 Microsoft's View. 1 comment. ... 9 more on removal of index.dat. 1 comment. 10 Problems. 2 comments. 11 Controversy. 2 comments. 12 index.dat ...
Permanent data erasure goes beyond basic file deletion commands, which only remove direct pointers to the data disk sectors and make the data recovery possible with common software tools. Unlike degaussing and physical destruction, which render the storage media unusable, data erasure removes all information while leaving the disk operable.