Presented by K. M. Faruk Lecturer ICT Bhatpur Alim Madrasha Sreebardi, Sherpur.

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Presentation transcript:

Presented by K. M. Faruk Lecturer ICT Bhatpur Alim Madrasha Sreebardi, Sherpur

Today’s Presentation Net work communications

Learning Outcome The end of the lesson student- 1. see the network communications instruments. 2. Utilize different network communications tools. 3. Explained network communication system.

Wire Comm. tool: telephone Wireless Comm. tool mobile

Wire Communication See below videos Wireless Communication

Network Communication Wire Communication Wireless Communication Two Data Communications

Wire/ Cable Co-axial cable Twisted pair cable Optical fiber cable

Co-axial cable

Twisted pair cable

Optical fiber cable

Wireless Cummunication Infrared Microwave Radiowave

Infrared

Microwave

Radiowave

Evaluation 1.How many kinds of network communications? 2. What do work the optical fiber? 3. What do you understand by radio wave?

Home work How can we hear radio? Draw diagram.

Thank You to All

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