Page 16 - Computer - 8

Post-Processing  
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 A computer network is a collection of computers or other devices that are connected to each
other in order to share data as well as hardware and software resources.
 Computer networks provide a solution by allowing users to connect, communicate, and share
information and resources with each other.
 Computer Network Architecture is defined as the physical and logical design of the network.
 On the basis of the geographical area covered, they are classified as PAN, LAN, MAN, and WAN.
 Transmission media is the medium through which data is transferred from one device to
another.
 Network devices, such as modem, hub, switch, and router are used to connect various devices
in a network.

 A Network Topology is the arrangement in which computers and other network devices are
connected with one another.
 Protocol is a set of rules that govern the communication among computers in a network.

INFO RETENTION
INFO RETENTION

A. Select the correct option for each of the following statements.

1. A network organised within the environment of an individual user is ______.

(a) PAN (b) MAN (c) LAN (d) WAN
2. A network topology in which all the nodes are connected to a central node or hub is ______.

(a) Mesh topology (b) Bus topology (c) Ring topology (d) Star topology

3. A protocol used for transferring files on the World Wide Web is ______.
(a) HTTP (b) SMTP (c) FTP (d) TCP/IP

4. A network that covers a region of an entire city is ______.

(a) WAN (b) MAN (c) LAN (d) PAN

5. A wireless transmission technology that uses electromagnetic waves is ______.
(a) NFC (b) Microwave (c) Infrared (d) Bluetooth

B. Fill in the blanks with the correct answer.

1. In _________ topology, each node is connected to every other node in the network.
2. A _________ is capable of transmitting data packets to the destination computer through

multiple paths.

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