Second term e-learning note


Communication Channel /Media



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2ND DATA PROCESSING ss3
Affiliate Marketing Introduction
Communication Channel /Media
There are kinds of channels/ media used to transmit data. Transmission media are physical paths for carrying information like, a pair of wire. These are telephone lines, coaxial cable, fiber optic cable, microwaves and satellite.


Intranet: This is a private network within an organization that resembles the internet.


Extranet: It is a private network that connect more than one organization. It is actually intranet that is partially accessible to authorized outsiders.


GENERA EVALUATION

  1. Define Networking.

  2. State four benefits of Networking.

  3. Differentiate between intranet and extranet.



READING ASSIGNMENT
Understanding Data Processing for senior secondary schoolsby Dinehin Victoria pages 283 – 287


WEEKEND ASSIGNMENT

  1. One of the disadvantages of hierarchical network is that it depends heavily on the hub and its failure affects the entire system. (a) entire system (b) part of the system (c) single system (d) partial system.

  2. One of the following is a communication medium. (a) coaxial cable (b) book (c) typewriter (c) windows (d) episode.

  3. This is a term used to refer to the process of accessing and viewing web pages on the internet is called (a)Browse:

  4. is a private network within an organization that resembles the internet. (a) internet (b) Intranet (c) WAN (d) server




  1. The internet provides users with facilities for online ………. of examinations like WAEC, NECO and JAMB (a)learning (b) registration (c) commerce (d) banking



Theory

  1. Define Networking.

  2. State four benefits of Networking.

  3. Differentiate between intranet and extranet.


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