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Steve McQuerry. Interconnecting Cisco Network Devices. (Cisco Press: 2000) pages
Q. 69
Which two statements about a bridge are true. (Choose two)
A.A bridge floods multicasts.
B.A bridge floods broadcasts.
C.A bridge does not flood multicasts.
D.A bridge does not flood broadcasts.
Answer: A, B
Explanation: A bridge must send all multicasts and broadcast to all ports, since there is only one broadcast domain.
Incorrect Answers:
C and D are incorrect, because a bridge DOES flood broadcasts and multicats.
Steve McQuerry. Interconnecting Cisco Network Devices. (Cisco Press: 2000) page 22.
Q. 70
What is the protocol and what is the second part of the following network addresses 172.16.0.254 , mask=255.255.0.0?
A.IPX:MAC addresses.
B.IP:classC directed broadcast.
C.Private IP address:node number
D.Public IP addresses:directed broadcast.
E.Private IP addresses directed broadcast.
Answer: C
Explanation: The Class B network of 172.16 is a Class B Private Address Range, and the second part (0.254) is the host address, or node number/address.
Incorrect Answers:
A is incorrect; the address is an IP address format.
B is incorrect; the question is a Class B address, if it were Class C, the mask would be 255.255.255.0 D is incorrect; 172.16 is not a public IP address.
E is incorrect; 0.254 is not a broadcast address.
Steve McQuerry. Interconnecting Cisco Network Devices. (Cisco Press: 2000) pages
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