Feb. 7,2008

Chapter 2 (Review Questions)

1.Routers operate at which layer of the OSI model?
Network Layer
2.Bridges operate at which layer of the OSI model?
Data Link
3.Bridges provide which of the following benefits?
Reduced network traffic ,Minimized collisions
4.Which of the following is an appropriate description of a broadcast storm?
An error condition in which many broadcasts are simultaneously across the entire network
5.Which of the following best describes a network segment?
Network segmentation is an essential concept you must understand to complete the CCNA exam successfully and understand the contents of this book.
6.A router that has eight ports will require how many IP addresses?
Eight
7.If a bridge receives a frame that has a destination MAC address located on the same segment from which it came, what will happen to the frame at the bridge?
It will be forwarded
8.Which of the following is not true about brides?
Bridges do not forward broadcast traffic
9.Which of the following is not true about routers?
Routers operate at the Network layer
10.Which of the following is not true about switches?
Switches operate at the Data Link layer
11.Which type of addresses do routers use?
Logical
12.A bridge can reduce broadcast traffic.

13.Which of the following is the correct name for a device that operates at both the Data Link and Network layers of the OSI reference model?
switches
14.When two stations broadcast at the same time on a single segment of an Ethernet network, what happens?
collision
15.Which type of addresses do bridges use?

16.When must you change the IP address of a given host on a network segmented with routers?

17.Which of the following OSI layers contains media access control information?

18.A switch divides network communications at which layer of the oSI model?

19.Which of the following devices translates between different protocols?

20.Rank the following devices from lowest to highest latency.

21.Typically, which is the best device increasing performance on your LAN?

22.What kind of bridges do Ethernet networks use?

23.What kind of bridges will connect an Ethernet network to a Token Ring network?

24.Why don't repeaters and hubs segment the network?

25.Another name for IP address is _____________ address, and another name for a MAC address is _____________ address.

26.What device provides functions similr to a hub in wireless networks?