LAN Switching and Wireless

511. The _________ address identifies a process on a host.

1. physical
2. IP
3. port
4. specific

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512. The _________ address in the header of a packet in a datagram network normally remains the same during the entire journey of the packet.

1. source
2. destination
3. local
4. none of the above

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513. The _________ address uniquely defines a host on the Internet.

1. physical
2. IP
3. port
4. specific

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514. The _________ address, also known as the link address, is the address of a node as defined by its LAN or WAN.

1. port
2. physical
3. logical
4. none of the above

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515. The _________ created a model called the Open Systems Interconnection, which allows diverse systems to communicate.

1. OSI
2. ISO
3. IEEE
4. none of the above

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516. The _________ is the physical path over which a message travels.

1. Protocol
2. Medium
3. Signal
4. All the above

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517. The _________ layer adds a header to the packet coming from the upper layer that includes the logical addresses of the sender and receiver.

1. physical
2. data link
3. network
4. none of the above

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518. The _________ layer changes bits into electromagnetic signals.

1. Physical
2. Data link
3. Transport
4. None of the above

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519. The _________ layer coordinates the functions required to transmit a bit stream over a physical medium.

1. transport
2. network
3. data link
4. physical

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520. The _________ layer corresponds to the physical layer of the OSI model.

1. section
2. line
3. path
4. photonic

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