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The steps involved in login:
                 •  Windows will display a sign-in screen where you can see a list of user accounts or enter your username/email and
                   password.
                 •  Windows will verify your credentials against the information stored for the selected user account.
                 •  Upon successful authentication, Windows will load your personalized desktop and launch background processes.

                 •  You are now logged in, and your user session begins.
                 Logging out is an essential step for security and privacy, as it ensures that unauthorized users cannot access your
                 account or data after you have finished your session. When you log out, you terminate your current user session, and
                 access to the system or application is restricted until you log in again.

                 The steps involved in logout in Windows will be:
                 •  Press Alt + F4 to bring up the "Shut Down Windows" dialog box.

                 •  From the drop-down menu, choose "Sign out" and click "OK".
                 •  Windows will log you out, and you'll be returned to the sign-in screen.



                         SHUTTING DOWN THE COMPUTER


                 After  we  are  done  with  our work  and  we
                 are in no need to use a computer, then, it is
                 always advisable to do  proper  shutdown of
                 the system. Shutting down a computer means
                 sending all the operating system files back to
                 the hard disk and saving all the work into a
                 proper secondary  storage  device  followed
                 by switching off the power supply to all the
                 important components of the computer.

                 The steps to shut down a computer are:
                 Step 1:   Click on Start button. The Start menu
                         appears.

                 Step 2:   Click  on  Power button and  select
                         Shut down option.

                         OR
                 Step 1:  Press Ctrl+Alt+Delete.
                 Step 2:   Select the power  button in  the
                         bottom-right corner of the screen.
                 Step 3:  Select the Shut Down option.
                         OR
                 Step 1:   On the desktop, press Alt + F4 keys. It
                         will display the Shut Down Windows
                         dialog box.
                 Step 2:  Select the Shut down option.






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