OSI Layer Model Quiz Questions

NNTP and DNS works on:

What is the main function of Transport layer?

At which layer data is transmitted in packets?

What is the ARP used for?

What is the highest used equipment of layer 7?

What is the main equipment that is used on Layer 3?

DHCP stand for?

Full duplex, half duplex is the operation of layer:

Which layer is closest to end user?

CSLIP, PLIP, SLIP, MAC and L2TP are the protocol of: