Microsoft Technology Guru Contest Round 2 – Question # 32

  • Article

Which of the following will invalidate a signature added to the document?

1. opening the document
2. Changing the content of the document
3. Saving document to an external storage device
4. Nothing can invalidate a signature

 

How to participate:

  • Answer the above question and providing your email address along.
  • Only the answer provided with email address will be marked.
  • Only the first correct answer will be considered.
  • For further details kindly refer to the Competition Rules and Guidelines.