Page 66 - IT 402 v2.0 class 10
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   emove temporary file  cache files  etc.           pdate antivirus software.

          Scan to prevent any virus attack.
          Never shut down your system directly using power button  use the proper shutdown process.
          Never overcharge the battery.

        On Weekly Basis
           ackup the data.                                   heck for OS update.
           se disk defragmenter in a month to put back together the scattered files.

          Scan your hard drive to see for any kind of physical and logical problems rather than viruses and malwares.
        On Monthly Basis

           ake backup of your hard drive as an image so that due to any reason if computer gets crashed  the user
           won t have to download or reinstall.
           ninstall most rarely used software.
          Installed software must be updated regularly so that it works with maximum e ciency.
           o avoid disc errors  delete temporary internet files.
           hange passwords fre uently.

        On Yearly Basis
           et a thorough cleaning done by a professional to get rid of any kind of dirt or dust stuck inside.

           ardware components    M   ard  isk  can be upgraded  if re uired .

                                          Lab Assignment ‘n Activity                          E x p e r ie ntial   L e ar ning




              omplete the following activities and tick on the circle.

                 xplore the icons present in the desktop of installed OS.
                 heck the file system of hard disk.
                 reate two new folders namely   cademic  and   ooks .
                Move the folder   ooks  into   cademic  folder.




           MALWARE

        Malware refers to infectious programs that hamper the functioning
        of a computer system. It is an unwanted software which is designed
        to damage a computer system. Some common types of malware are
        virus  worms  tro an horse  spyware  etc.

        Virus
        A computer virus is a type of unwanted computer program which
        is developed by miscreants with an intention to infect the files of
        a  computer   corrupt  a  database  or  hamper  the  functioning  of  a
        computer system.





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