INF 284 Chapter 3 Review Practice Quiz

Which of the following is an advantage of a star topology? (Choose all that apply.)

• Allows faster technologies than a bus does

• Requires less cabling than a bus

• Centralized monitoring of network

  traffic

• No single point of failure

Which technology is likely to be implemented as a point-to-point physical topology?

• . Wi-Fi infrastructure mode

• FDDI

• Ethernet

• Wireless bridge

Which of the following best describes a typical wireless LAN?

• Logical ring topology

• Logical switching topology

• Logical bus topology

• Logical star topology

Which of the following is a field of the most common Ethernet frame type? (Choose all that apply.)

• ARP trailer

• FCS

• Destination MAC Address

• Data

• MAC type

Which access method uses a “listen before sending” strategy?

• Token passing

• CSMA/CD

• Token bus

• Polling

Which of the following is true about full-

duplex Ethernet? (Choose all that apply.)

• Stations can transmit and receive, but

  not at the same time

• Collision detection is turned off.

• It’s possible only with switches.

• It allows a physical bus to operate

  much faster.

Which of the following is considered a

property of Ethernet? (Choose all that apply.)

• Scalable

• Best-effort delivery system

• Guaranteed delivery system

• Obsolete technology

Which of the following is true of IEEE 802.3an?

• Requires two pairs of wires

• Uses Category 5 or higher cabling

• Currently best for desktop computers

• Operates only in full-duplex mode

Which type of Wi-Fi signal interference is most likely to be caused by leaves on trees?

• Diffraction

• Reflection

• Refraction

• Scattering

Which media access method does Wi-Fi use?

• CSMA/CD

• demand priority

• CSMA/CA

• Token bus