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Exercise




                  A.  Tick ( ) the correct option.
                     1.  Which of the following terms describes a computer that is connected to a network?

                        a.  Node                                    b.  Unit

                        c.  Device                                  d.  Aligning

                     2.  A computer network that spans across a city can be called a .............................

                        a.  LAN                                     b.  MAN

                        c.  WAN                                     d.  PAN

                     3.  Which networking device can convert the digital data into analog signal and vice-versa?
                        a.  Hub                                     b.  Router

                        c.  Modem                                   d.  None of these

                     4.   In which topology does the central node act as a hub, switch or router to which all the other nodes

                        are connected?

                        a.  Star                                    b.  Ring
                        c.  Mesh                                    d.  Both a. and b.


                  B.  Write ‘T’ for true and ‘F’ for false.
                     1.  Modulation is the process of converting analog signals into digital signal.           ...............

                     2.   Bluetooth technology uses radio frequency to transmits data from one
                        system to another.                                                                     ...............

                     3.   Through computer networking, information can be easily shared
                        amongst people.                                                                        ...............

                     4.  In Bus topology, all the nodes are connected to a single common path.                 ...............

                     5.  A server is also known as host computer.                                              ...............

                  C.  Fill in the blanks using the words given below:


                                                       Router, Protocol, SMTP, Mesh, NIC


                     1.  ............................ is a set of rules that governs the communication between computers on a network.

                     2.  ............................ is a protocol used to send e-mail messages over the internet.
                     3.  ............................ is a networking device that is used to connect and facilitate transfer of information

                        between two networks.


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