Your company wants to reconfigure a Catalyst 2950. Which actions must be taken to erase the old configuration?(Choose three)
A. Erase flashB. Restart the switchC. Delete the VLAN databaseD. Erase the startup configuration
Answer: B C D
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When data is encapsulated , which is the correct order?
The encapsulation method is data, segment, packet, frame, bit.
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Which layer defines how data is formatted , presented, encoded, and converted for use on the network?
The presentation layer makes sure that data is in a readable format for the Application layer.
By default , what type of trust are all Windows 2000 trust relationships within a domain tree or forest?
By default, all Windows 2000 trusts within a domain tree or forest are transitive trusts.
What is the most common attack on a network today?
The most common attack on a network today is a denial of service (DoS) because they are the easiest attack to achieve.
When a ping to the local host IP address fails, what can you assume?
When a ping to the local host IP address fails, you can assume the NIC is not functional.
What multicast addresses does RIPng use?
RIPng uses the multicast IPv6 address of FF02::9. If you remember the multicast addresses for IPv4, the numbers at the end of each IPv6 address are the same.
What type of RJ45 UTP cable do you use to connect a PC's COM port to a router or switch console port?
To connect to a router or switch console port, you would use an RJ45 UTP rolled cable.
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