Networking Review

Which of the following is the best definition for a LAN?

• A network in a small geographic area, like in an office.

• A network whose computers and servers are separated geographically, but still connected.

• The interconnection of components, such as laptops, printers, keyboards, and other wireless devices within a personal range (typically 10 meters or less).

• An extension of a private network over a shared or public network such as the Internet.

Which of the following terms refers to a network resource sharing model that uses access control lists saved on each computer?

• Peer-to-peer

• Intranet

• Extranet

• Client/server

You have a network that uses a logical ring topology. How do messages travel through the network?

• Messages travel from one device to the next until they reach the destination device.

• Messages are sent to all devices connected to the network.

• Messages are sent directly to the destination device only.

• Messages are sent to a central device which then forwards the message to the destination device.

You have a network that uses a logical bus topology. How do messages travel through the network?

• Messages travel from one device to the next until they reach the destination device.

• Messages are broadcast to all devices connected to the network.

• Messages are sent directly to the correct destination device

• Messages are sent to a central device which then forwards the message to the destination device.

Which of the following topologies connects each network device to a central hub?

• Bus

• Ring

• Star

• mesh

You have implemented an ad-hoc wireless network that doesn't employ a wireless access point. Every wireless network card can communicate directly with any other wireless network card on the network. What type of physical network topology has been implemented in this type of network?

• Bus

• Star

• Ring

• Mesh

You have been asked to implement a network infrastructure that will accommodate failed connections. Which of the following network topologies provides redundancy for a failed link?

• Mesh

• Star

• Bus

• Ring

What device is used to create a physical star topology?

• Switch

• Bridge

• Router

• Repeater

Which network component connects a device to the transmission media and allows it to send and receive messages?

• Bridge

• NIC

• Switch

• Protocol

Which of the following is a valid MAC address?

• C0-34-FF-15-01-8E

• 34-9A-86-1G-B3-24

• 192.168.12.15

• 83-5A-5B-0B-31-55-F1