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Answer: C

Explanation: Connectionless protocols have many advantages. reduction in overhead traffic, as acknowledgments are not sent. lost packet.

One of the main advantages is that there is a This does, though, increase the likeyhood of a

Incorrect Answers:

A is incorrect; there is no packet acknowledgement in UDP.

B is incorrect; this is the opposite, UDP does not guarantee against packet loss.

D is incorrect; UDP does not expect packet ordering.

Steve McQuerry. Interconnecting Cisco Network Devices. (Cisco Press: 2000) pages 29-30.

Q. 117

Which statement is true when a broadcast is sent in an Ethernet/802.3 LAN?

A.The IP subnet used is 255.255.255.0

B.The IP address used is 255.255.255.255

C.The MAC address used is 00-00-00-00-00-00

D.The MAC address used is FF-FF-FF-FF-FF-FF.

Answer: D

Explanation: The MAC address for a broadcast is FF-FF-FF-FF-FF-FF.

Incorrect Answers:

A and B are incorrect; these are IP addresses and 802.3 uses MAC addresses.

C is incorrect; this is the address used for a multicast.

Steve McQuerry. Interconnecting Cisco Network Devices. (Cisco Press: 2000) pages 149-152.

Q. 118

What are two components of an IPX address?

A.Network number; IP address.

B.MAC address; node number.

C.Network number; MAC address.

D.Network number; subnet number.

Answer: C

Explanation:

An IPX address is composed of two parts: the network number and the node number. For IPX the node number is usually obtain from MAC address of the network interface.

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Cisco Systems 2 manual Answer C, What are two components of an IPX address?