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Page 26 - 2620_Birla Open Mind C-8
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    A.     Choose the correct option.

                          1.  Which of the following describes a computer that is connected to a network?
                                   a.  Node                                     b.  Unit

                                   c.  Device                                   d.  Attachment

                          2.  Which of the following computer networks spans across a city?

                                   a.  LAN                                      b.  MAN

                                   c.  WAN                                      d.  CAN

                          3.  A computer network that can be used only within an organisation is called             .

                                   a.  Internet                                 b.  Intranet

                                   c.  Both a. and b.                           d.  None of these

                          4.   Which of the following addresses is a unique identification number assigned to a computer

                             connected to a network?
                                   a.  IP                                       b.  Permanent

                                   c.  Web                                      d.  Local

                          5.  What does SMTP stand for?

                             a.  Simple Mail Transfer Protocol
                             b.  Simple Message Transfer Protocol

                             c.  Simple Mail Transport Protocol

                             d.  System Mail Transfer Protocol

                  B.       Tick ( ) the correct statements and cross ( ) the wrong ones.

                          1.  Demodulation is the process of converting  digital signals to analog signal.
                          2.  Bluetooth technology uses radio frequency to transmit 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 called host computer.

                  C.     Answer the following questions:

                          1.  What is a protocol?

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