What is quality of service (QoS) at the network layer?
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- What is encryption and decryption and at which layers do they typically occur?
- What are some applications that use TCP?
- How does the OSI model help in understanding the principles of network design? What are the trade-offs between different protocols at the same OSI layer?
- Explain the concept of a port number and its relation to the OSI model.
- How does the OSI model aid in network standardization? What are the addressing schemes at each layer of the OSI model?
- What is data encryption and decryption at the presentation layer? What is data compression and decompression at the presentation layer?
- How does the session layer interact with the presentation layer? What are the data units at the presentation layer?
- What are the common physical layer standards? What is crosstalk and how can it be minimized?
- How does security fit into the OSI model? What is the maximum transmission unit (MTU) and how does it relate to the OSI model?
- Explain the function of the session layer.
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