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13.   Rohit found a new mobile being launched on Amazon. He purchased it in an exchange offer. The Mobile was delivered
                       and the delivery agent took the old mobile for an exchange. Which of the following should be done for
                       data protection?                                                            [CBSE Sample Paper, 2022]
                        i.  Logout of all E-mail ID’s .
                        ii.  Log out of all social media accounts and delete the applications.
                       iii.  Delete all the saved usernames and passwords in Web Browsers
                        iv.  All of the above
                    14.   “Avion Industry’’ is planning to expand its network in India. The company is planning for setting up its main Office
                       in Gujarat. Since it is a Research and Development industry, it wants to set up three main offices named “Rear
                       Office ‘’,”Research Lab ‘’ and “Development Arena ‘’. This company also has its marketing office in Gurugram named
                       “Marketing Unit ‘’. A rough layout is given below:                          [CBSE Sample Paper, 2022]


                                               Marketing
                                                 Unit                  Rear Office

                                              GURUGRAM
                                                                                   Research Lab



                                                                  Development
                                                                     Arena         GUJARAT


                        Approximate distance between these offices is as follows:

                                 FROM                      TO                   DISTANCE
                        Rear Office              Research Lab            110 mtr
                        Rear Office              Research Lab            110 mtr

                        Rear Office              Development Arena       16 km
                        Rear Office              Marketing Unit          1800 km

                        Research Lab             Development Arena       13 km
                        Pertaining to the research involved, the company also wants to install systems in each office as given below:

                        Rear Office              55
                        Research Lab             220
                        Development Arena        88
                        Marketing Unit           76

                        Refer to the data to answer the following:
                        Suggest the kind of network required for connecting each of the office units:
                        i.  Rear Office and Research Lab
                           a. LAN                                        b.  MAN
                           c. WAN                                        d.  PAN
                        ii.  Rear Office and Development Arena
                           a. LAN                                        b.  MAN
                           c. WAN                                        d.  PAN
                    15.   A multiport intelligent device used for connecting two or more local area networks which exercise discretion while
                       forwarding data to the outgoing line leading to the destination.            [CBSE Sample Paper, 2022]
                        i.  Switch                                       ii.  Bridge
                       iii.  Hub                                        iv.  Router

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