Ans. Some of the built-in features of an operating system that would give Mrs Sadhana protection
and security are:
• It allows user accounts for each individual accounts for each user,
• It allows user authorisation can be attained using password protection.
• It allows the user to define and thus allows accessibility of different kind of information for
different people.
• It allows data encryption thus allowing protection of data by making it un-understandable for
those for which it is not meant for.
• It allows data backup for storing data on a peripheral device other than the hard disk.
• In a networked environment, only trusted computers should be able to share data. Some of
the common security threats occur due to hacking, viruses, etc.