Data Communication

Federal Board > Class 9 > Computer Science (Total Videos: 148)

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Chapter 4: Data Communication (22 videos)   (Practice Test)
4.1: Data Communication (Practice Test)
  1. What is data communication
  2. Data communication terminologies
  3. Properties of Good communication System
  4. Synchoronous and Asynchoronous Transmission
  5. Comparison between Synchoronous and Asynchronous
4.2: Transmission Media (Practice Test)
  1. STP : Ethernet : Twisted Pair Cable
  2. Co-axial Cable
  3. Optical Fibers
  4. Wireless media : Radio waves and Infrared
  5. Wireless media : Microwave Transmission
  6. Satellite Communication
  7. Short distance Wireless technologies
  8. How noise affect communication quality : Cross Talk
  9. attenuation and distortions
4.3: Communication Devices
  1. Dial-Up Modem
  2. Network Interface Card
  3. Router
  4. Switch/Access Point
4.4: Communication Terminologies
  1. Data Rate , Baud Rate
  2. How to calculate baud rate
  3. What is Bandwidth
  4. SNR : Sound to Noise Ratio
 

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