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    REVISIT

                            A computer network is a group of computers and other devices connected together to share resources and
                          information.
                           A client is a system or device that uses services and resources provided by a server in a network.
                           Data communication is the process of exchanging data between two devices.
                           A network protocol is a set of rules that are applicable for a network.
                           Network architecture refers to the design and layout of a computer network.
                           Topology describes the physical or logical layout of the network.

                      1.  Tick ( ) the correct option.

                          a.  Identify the network device that converts digital data into analog signals or vice versa.
                              (i)  Modem                                       (ii)  Hotspot

                             (iii)  Router                                     (iv)  Bridge

                          b.  Select the device that connects multiple computers within a Local Area Network (LAN).
                              (i)  Modem                                       (ii)  Switch

                             (iii)  Router                                     (iv)  Bridge
                          c.  Mark the correct full form of LAN.

                              (i)  Long Area Network                           (ii)  Local Area Network
                             (iii)  Light Access Node                          (iv)  Large Access Network

                          d.  Recognise the network that allows access only to members of a specific organisation.

                              (i)  Internet                                    (ii)  Web page
                             (iii)  Intranet                                   (iv)  Website

                          e.   Select the topology where all the devices are connected to a single central cable.
                              (i)  Star                                        (ii)  Bus

                             (iii)  Mesh                                       (iv)  Ring

                      2.  Fill in the blanks using the words from the help box.

                                                    Guided, Star, CAN, Gateway, SMTP

                          a. __________________ is a device that connects dissimilar networks.

                          b. __________________ is an Internet standard that is used for sending emails.

                       18   Premium Edition-VIII

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