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9 Cards in this Set
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- Back
- 3rd side (hint)
What does CCNA stand for? |
Cisco Certified Network Associate |
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What are the Network Characteristics? |
Topology Speed Cost Security Availability Scalability Reliability |
Top Speed Can Set A Speed Record |
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What does OSI Model stand for? |
Open Systems Interconnect Model |
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What is the OSI Model |
It's a general purpose framework that characterizes and standardizes how computers communicate with each other over a network Its seven-layered approach to data transmission divides the operations into specifically related groups of actions in each layer A layer serves the layer above it and is served by the layer below it. |
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What are the 7 layers of OSI reference |
7 Application 6 Presentation 5 Session 4 Transport 3 Network 2 Data-Link 1 Physical |
Please Don't Throw Sausage Pizza Away |
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What is the first benefit of the OSI Model |
Engineers do not need to design a technology to work end to end from top to bottom of the model. They can focus on their layer of expertise and make sure they comply with the standards for the layer. |
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What is the second benefit of the OSI Model |
Open standards and multi-vendor interoperability |
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What is the third benefit of the OSI Model |
If you're an application developer, you can just focus on the top 3 layers, the lower layers are the domain of network engineers. |
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What is the fourth benefit of the OSI Model |
Troubleshooting is easier because you can analyze a problem in a logical fashion layer by layer. |
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