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Q. Ethernet uses a ______ physical address that is imprinted on the network interface card (NIC).

Q. Which organization has authority over interstate and international commerce in the communications field?

Q. _______ is a process-to-process protocol that adds only port addresses, checksum error control, and length information to the data from the upper layer.

Q. The physical layer is responsible for

Q. Packets in IPv4 layer are called

Q. The use of hierarchy in routing tables can ________ the size of the routing tables.

Q. Which of the following functions does UDP perform?

Q. If the sender is a host and wants to send a packet to another host on the same network, the logical address that must be mapped to a physical address is ______.

Q. A(n) ________function creates a message digest out of a message.

Q. CRC stands for