The Del or Erase command in command prompt.
The format command on its own - erases the reference track of the disc - removing the title(s) of any files and marking any used sectors as usable again. Adding the /s tag to the format command has the additional function of copying two (normally hidden) files - Autoexec.bat & Config.sys to the disc once the format command has been executed. This tells the computer that the disc can be used to boot-up the system when it's switched on.
Stealth virus
No, formatting a disk erases all the information permanently
The command 'cipher' calls a program that is integrated with Windows that can encrypt-decrypt files.
The attrib command is capable of displaying files that have been marked as hidden.
document
Yes, in Linux or Unix, this command will show all files including hidden files in the current directoryl. In general, hidden files are files whose name begins with a period "."
Use the command: ls z* for those files in your current working directory.
From the command line: To find the files there are a variety of utilities that you can use including: find, locate, and slocate. To remove the files use the command: rm filename.ext
To delete all files from a diskette, you can use the command DEL *.* in the command prompt, which removes all files in the current directory. If you want to delete files without being prompted for confirmation, you can use DEL *.* /Q. Alternatively, you can format the diskette using the command FORMAT A: (assuming A: is the drive letter), which will erase all files and prepare the diskette for new data.
If you just want to display the hidden files, run following command: dir /ah this will show you all hidden files and folders.. However if you want to change the attributes permanently, use attrib command..
If you just want to display the hidden files, run following command: dir /ah this will show you all hidden files and folders.. However if you want to change the attributes permanently, use attrib command..