Free Data communication and networking Book in Khmer Download

This Data communication and networking book is involving the way to transfer of data between devices over a network.

This book is published by Ministry of Education Youth and Sport in 2023. This book is cover many topics below.

Data communication: The exchange of data between different devices.
Main elements:
- Sender: The device that initiates the data transfer.
- Receiver: The device that gets the data.
- Transmission medium: The channel through which data is transmitted (e.g., wires, wireless signals).
- Message: The information being transferred.
- Protocols: Guidelines that control how data is sent and received (e.g., TCP/IP).

Networking: Linking multiple devices to share information and resources.
Objective: Facilitates communication, file sharing, and access to resources across different devices.
- LAN (Local Area Network): Connects devices within a limited area (e.g., a home or office).
- WAN (Wide Area Network): Connects devices across broader distances (e.g., the internet).

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