Page 73 - IT 402 v2.0 class 10
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Step 4:  Press Delete key to delete all the files and folder in the Temp folder.  he   elete Multiple Items
                     dialog box appears.

            Step 5:    lick on the  Yes  button.  ll the files are deleted.








                         5






               Recap Zone


                 An operating system refers to the set of programs that provides an interface to use the resources of
                computer system effectively and e ciently.
                   single-user operating system provides access to a single user at a time. For example  MS- OS.

                  nix is first among the known operating systems that have been in use in mainframes  minicomputers
                and microcomputers.
                 Microsoft  indows is a widely used graphical user interface operating system for personal computers
                and mobiles that provide a standard appearance on a rectangular screen.
                  N - inux is a popular operating system that comes in various distributions. Some of the  inux
                distributions are  buntu   inux Mint   ebian   rch  inux  and elementary OS.
                  ndroid began in      when operating system for digital cameras was developed.

                 Symbian is a mobile operating system that is specially designed for smartphones.
                  anel  askbar contains Start Main Menu button   uick  aunch toolbar and System  ray.

                  File System  is referred as the basic structure and concise format to arrange the set of information
                with their names.

                   computer system can keep our important data or information in files.
                 Malware and  irus may cause damage to the working of computer.
                 Malware refers to infectious programs that hamper the functioning of a computer system.

                   computer virus is a type of unwanted computer program which is developed by miscreants with
                an intention to infect the files of a computer to corrupt a database or hamper the functioning of a
                computer system.
                 Spam refers to an unwanted and unsolicited message which is received in the inbox of a person s
                email account or newsgroups.
















                                                              Information Technology and Communication
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