Computer Networking
Which of the following layer protocols are responsible for user and the application programme support such as passwords, resource sharing, file transfer and network management?

Layer 6 protocols
None of these
Layer 7 protocols
Layer 4 protocols
Layer 5 protocols

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Computer Networking
You connect a host to a switch port, but the new host cannot log into the server that is plugged into the same switch. What could the problem be?

The switch port the host is connected to is not configured to the correct VLAN membership.
The host has an invalid MAC address.
The VTP configuration on the switch is not updated for the new host.
The router is not configured for the new host.

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