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18.  When data is transferred on the internet, data is broken up into bits of same sized pieces called    .  [2018]
              a. Header                                          b. Packet
              c. Assembler                                       d. Bag

          19.  LAN stands for            .                                                                 [2018]
              a. Local Area Network                              b. Land Area Network
              c. Lease Area Network                              d. Loop Area Network

          20.  Mention three features of Instant Messaging Service.                                        [2018]
          21.  Write the name of the software tool to perform the following operation:                     [2018]
              a. To edit a Web Page                              b. To view the content of a Web Page
          22.               is the immediate assistance provided to the injured to save life and minimize health loss till the proper
              medical aid/facility is provided.                                                            [2022]
          23.   Name the software or hardware security device that analyzes the network traffic and determine if the traffic should be
              allowed or not.                                                                              [2022]
          24.  With any four rules which is to be following for creating strong passwords.                 [2022]




              Video based question                                                                    Scan the

                                                                                                      QR Code
              Watch the video and answer the question.
                 What do you mean by healthy lifestyle?
                 Give any two examples to make lifestyle healthy.







                                                                                   21 st   #Leadership & Responsibility
               LAB ACTIVITY                                                      Century   #Creativity
                                                                                  Skills
               1.  Identify the type of network topology in your school lab.                    [CBSE Handbook]
               2.   Create an instant messaging account on any of the application that support instant messaging of your
                  choice. Identify the devices that support instant messaging.                  [CBSE Handbook]
               3.   Download, install and use Windows Live Messenger, Rediff, Sify messengers. Create respective accounts
                  to practice.                                                                  [CBSE Handbook]

               4.   Create a blog of yours using Wordpress/ blogspot/wix or any other blog
                  service provider.                                                             [CBSE Handbook]

               5.   Open various government and private sites for registration of tickets or purchase of any product and
                  observe the information asked on such transaction sites.                      [CBSE Handbook]
               6.  Visit any online shopping site and observe the details of products published.   [CBSE Handbook]
               7.   Open settings of different browsers like Microsoft Edge, Mozilla Firefox, Opera etc and note down the
                  security settings in them.                                                    [CBSE Handbook]











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