In: Computer Science
1. What is the main benefit of using the OSI reference model?
2. What are the pros and cons of using SMF optical cable?
3. What is a patch cable used for?
4. What is the difference between a E1 and a T1 leased line?
1. What part of TCP/IP provides flexibility?
2. What Ethernet class (A, B or C) is most used? Why?
3. Why is subnetting used?
4. (3 points): What is a layer 3 switch?
What is the main benefit of using the OSI reference model?
Answer: The main benefit of the OSI model are:
Other advantages:
Why is subnetting used?
Answer: It allows network administrators to break up a single network address into smaller network addresses.
What is a layer 3 switch
A layer 3 switch combines the functionality of a switch and a router. It acts as a switch to connect devices that are on the same subnet or virtual LAN at lightning speeds and has IP routing intelligence built into it to double up as a router.
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