Exam 7: Low-Speed Wireless Local Area Networks

MATCHING -a procedure used to reduce collisions by requiring the receiving station to send an explicit packet back to the sending station

A wireless residential gateway provide better security than connecting a computer directly to the Internet.

Which of the following is NOT true about wireless NICs?

What is the primary job of the PMD sublayer?

What is the maximum throughput a device can achieve operating on an 802.11b network?

____________________ mode consists of at least one wireless client connected to a single AP.

Where does an AP that it using PoE get its DC power from?

When transmitting above 2 Mbps using DSSS in an 802.11b network, a Barker code is used.

What is the RTS/CTS protocol designed to reduce or prevent?

What is the time period during which all devices must wait between transmissions of data frames?

MATCHING -MAC frames that assist in delivering the frames that contain data

Once the _____________ has formatted the frame, it passes the frame to the PMD sublayer.

MATCHING -a frame sent by a client to an AP that contains the client's capabilities and supported rates

What is the period of time devices must wait after the medium is clear before attempting to transmit?

Which component found in an access point is NOT found in a wireless NIC?

A SIFS occurs immediately after the transmission of frames and no device is allowed to transmit during the SIFS.

What is the term used for when a client finds a different AP that can provide a better-quality signal and then associates with the new AP?

If three friends each have a laptop computer and they want to exchange files wirelessly but nobody has an AP, what should they do?

List the three parts of the PLCP frame.

Describe the two basic functions of an AP.