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Computer Networking Exam 2 Questions and Answers
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Computer Networking Exam 2 Questions and Answers
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Computer Networking Exam 2 Questionsand Answers
What is TCP/IP? - Answer-Transmission Control Program / Internet Protocol is one of
the most popular networking protocols ever developed. Used to connect the largest
computer network, the internet.
How many layers are there in TCP/IP protocol? - Answer-5 Layers
1. - Physical
2. - Network Interface
3. - Internet
4. - Transport
5. - Application
How many layers are there in ISO/OSI network model and what is each layer used for?
- Answer-7 Layers
1. Physical - All hardware required to make the connection and transmit/receive 0s and
1s
2. Data Link - Flow control, reliable transfer of data
3. Network - Handle network addressing
4. Transport - Break application data into network-sized packets
5. Session - Establish and maintain session between both networked computers.
6. Presentation - Format data for proper display and interpretation
7. Application - Use network services via an established protocol.
What are the similarities between the OSI and TCP/IP models? - Answer-Both use
layers in their protocols
What are differences between the OSI and TCP/IP models? - Answer-OSI has more
layers (Session and Presentation)
OSI is a more reliable network protocol system
How many bits are IP addresses? - Answer-32-bit sequence
What is the most popular Address class for IPv4? - Answer-C
What is the difference between Public and Private IP addresses? - Answer-Public IP
address are able to connect to the internet, you can have a multitude of private IP
address using the same Public IP address.
Explain IPv6 - Answer-Next generation IP addressing system
128-bit addresses
This means that there are more combinations of IP addresses available meaning that
this will last for a long time
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