Your deleted file still exists | The Curious Engineer
02:45

Your deleted file still exists | The Curious Engineer

Key Facts In This Video

  • 1

    When attempting to permanently delete a file, the computer marks the location of the file as empty, although the file still remains. (0:33)

  • 2

    Zero filling requires you to fill every bite of the original file with zero, then deleting the file. However, this method isn't a completely reliable. (1:19)

  • 3

    Bad sectors are areas on a hard drive which cannot be overridden because of failed transistors or physical damage. (2:02)

See all

Eating

Mysteries

Slow Motion

Smelling

Get smarter every day! Like us on Facebook.
You'll get the most interesting and engaging topics in your feed, straight from our team of experts.