CPSC 353 Chapter 6 Exam Study Guide
Which of the following statements about wired and wireless LANs is correct? -
ANSWER Both operate in the lower two layers of the TCP/IP protocol suite.
IEEE has defined the specifications for a wireless LAN, called _______, which
covers the physical and data link layers. - ANSWER IEEE 802.11
The CSMA/CD algorithm does not work in wireless LAN because - ANSWER All of
the choices are correct
In IEEE 802.11, a ___ is made of stationary or mobile wireless stations and an
optional central base station, known as the access point (AP). - ANSWER BSS
In IEEE 802.11, a BSS without an AP is called _________. - ANSWER an ad hoc
architecture
In IEEE 802.11, a BSS with an AP is sometimes referred to as ____________. -
ANSWER an infrastructure network
In IEEE 802.11, communication between two stations in two different BSSs
usually occurs via two ________. - ANSWER APs
In IEEE 802.11, a station with ________ mobility is either stationary (not moving)
or moving only inside a BSS. - ANSWER no-transition
In IEEE 802.11, a station with ________ mobility can move from one BSS to
another, but the movement is confined inside one ESS. - ANSWER BSS-transition
In IEEE 802.11, a station with ________ mobility can move from one ESS to
another. - ANSWER ESS-transition
In IEEE 802.11, distributed coordination function (DCF) uses _______ as the
access method. - ANSWER CSMA/CA
In IEEE 802.11, when a frame is going from one station in a BSS to another
station in the same BSS, the address flag is _____ - ANSWER 00
In IEEE 802.11, when a frame is coming from an AP and going to a station, the
address flag is _______. - ANSWER 01
In IEEE 802.11, when a frame is going from a station to an AP, the address flag is
_____. - ANSWER 10
, In IEEE 802.11, when a frame is going from one AP to another AP in a wireless
distribution system, the address flag is _____ - ANSWER 11
In IEEE 802.11, the access method used in the PCF sublayer is ______. - ANSWER
polling
In IEEE 802.11, the ______ is a time period used for collision avoidance. -
ANSWER NAV
In IEEE 802.11, the addressing mechanism can include up to ______ addresses. -
ANSWER four
The original IEEE 802.11, uses _________. - ANSWER either FHSS or DSSS
The IEEE 802.11a, uses _________. - ANSWER OFDM
The IEEE 802.11b, uses _________. - ANSWER DSSS
The IEEE 802.11g, uses _________. - ANSWER OFDM
The IEEE 802.11 FHSS uses ______ modulation. - ANSWER FSK
The IEEE 802.11 or IEEE 802.11b DSSS uses ______ modulation. - ANSWER PSK
The IEEE 802.11a, IEEE 802.11g, or IEEE 802.11n OFDM uses ______ modulation.
- ANSWER None of the choices are correct
Bluetooth is a _______ technology that connects devices (called gadgets) in a
small area. - ANSWER wireless LAN
In Bluetooth, multiple ________ form a network called a _________. - ANSWER
piconets: scatternet
A Bluetooth network consists of _____ primary device(s) and up to ____
secondary devices. - ANSWER one; seven
In Bluetooth, the current data rate is ____ Mbps - ANSWER None of the choices
are correct
The access method in Bluetooth is ________. - ANSWER TDD-TDMA
In Bluetooth, the _____ link is used when data integrity is more important than
avoiding latency. - ANSWER ACL
Which of the following statements about wired and wireless LANs is correct? -
ANSWER Both operate in the lower two layers of the TCP/IP protocol suite.
IEEE has defined the specifications for a wireless LAN, called _______, which
covers the physical and data link layers. - ANSWER IEEE 802.11
The CSMA/CD algorithm does not work in wireless LAN because - ANSWER All of
the choices are correct
In IEEE 802.11, a ___ is made of stationary or mobile wireless stations and an
optional central base station, known as the access point (AP). - ANSWER BSS
In IEEE 802.11, a BSS without an AP is called _________. - ANSWER an ad hoc
architecture
In IEEE 802.11, a BSS with an AP is sometimes referred to as ____________. -
ANSWER an infrastructure network
In IEEE 802.11, communication between two stations in two different BSSs
usually occurs via two ________. - ANSWER APs
In IEEE 802.11, a station with ________ mobility is either stationary (not moving)
or moving only inside a BSS. - ANSWER no-transition
In IEEE 802.11, a station with ________ mobility can move from one BSS to
another, but the movement is confined inside one ESS. - ANSWER BSS-transition
In IEEE 802.11, a station with ________ mobility can move from one ESS to
another. - ANSWER ESS-transition
In IEEE 802.11, distributed coordination function (DCF) uses _______ as the
access method. - ANSWER CSMA/CA
In IEEE 802.11, when a frame is going from one station in a BSS to another
station in the same BSS, the address flag is _____ - ANSWER 00
In IEEE 802.11, when a frame is coming from an AP and going to a station, the
address flag is _______. - ANSWER 01
In IEEE 802.11, when a frame is going from a station to an AP, the address flag is
_____. - ANSWER 10
, In IEEE 802.11, when a frame is going from one AP to another AP in a wireless
distribution system, the address flag is _____ - ANSWER 11
In IEEE 802.11, the access method used in the PCF sublayer is ______. - ANSWER
polling
In IEEE 802.11, the ______ is a time period used for collision avoidance. -
ANSWER NAV
In IEEE 802.11, the addressing mechanism can include up to ______ addresses. -
ANSWER four
The original IEEE 802.11, uses _________. - ANSWER either FHSS or DSSS
The IEEE 802.11a, uses _________. - ANSWER OFDM
The IEEE 802.11b, uses _________. - ANSWER DSSS
The IEEE 802.11g, uses _________. - ANSWER OFDM
The IEEE 802.11 FHSS uses ______ modulation. - ANSWER FSK
The IEEE 802.11 or IEEE 802.11b DSSS uses ______ modulation. - ANSWER PSK
The IEEE 802.11a, IEEE 802.11g, or IEEE 802.11n OFDM uses ______ modulation.
- ANSWER None of the choices are correct
Bluetooth is a _______ technology that connects devices (called gadgets) in a
small area. - ANSWER wireless LAN
In Bluetooth, multiple ________ form a network called a _________. - ANSWER
piconets: scatternet
A Bluetooth network consists of _____ primary device(s) and up to ____
secondary devices. - ANSWER one; seven
In Bluetooth, the current data rate is ____ Mbps - ANSWER None of the choices
are correct
The access method in Bluetooth is ________. - ANSWER TDD-TDMA
In Bluetooth, the _____ link is used when data integrity is more important than
avoiding latency. - ANSWER ACL
