Question 1

Describe the use of CSMA/CA (Carrier Sense Multiple Access with Collision Avoidance)to access a shared medium.

Accepted Answer

The answer of Describe the use of CSMA/CA (Carrier Sense...

Question 2

Using Bluetooth version 2.0,communicating nodes can be as far as ____ meters apart.

Accepted Answer

A)  30 
B)  100 
C)  300 
D)  330

Question 3

If intermittent and difficult-to-diagnose wireless communication errors occur,____ might be the culprit.

Accepted Answer

A)  incorrect encryption 
B)  SSID mismatch 
C)  interference 
D)  incorrect antenna placement

Question 4

MATCHING
Match each item with a statement below:
a.mobile wireless
f.802.11b
b.fixed wireless
g.802.11a
c.access point
h.802.11g
d.uplink
i.802.11n
e.downlink
-The locations of the transmitter and receiver do not move.

Accepted Answer

The answer of MATCHING
Match each item with a statement below:
a.mobile...

Question 5

WiMAX is defined by the IEEE 802.11 standard.

Accepted Answer

A) True 
 B)False

Question 6

Wireless networks are laid out using the same topologies as wired networks.

Accepted Answer

A) True 
 B)False

Question 7

In ____ scanning,the station transmits a special frame,known as a probe,on all available channels within its frequency range.

Accepted Answer

A)  active 
B)  passive 
C)  fixed 
D)  open

Question 8

The use of multiple frequencies to transmit a signal is known as ____________________ technology.

Accepted Answer

The answer of The use of multiple frequencies to transmit...

Question 9

MATCHING
Match each item with a statement below:
a.mobile wireless
f.802.11b
b.fixed wireless
g.802.11a
c.access point
h.802.11g
d.uplink
i.802.11n
e.downlink
-The receiver can be located anywhere within the transmitter's range.

Accepted Answer

The answer of MATCHING
Match each item with a statement below:
a.mobile...

Question 10

Describe what an administrator can do if during a wireless router configuration,something goes awry.

Accepted Answer

The answer of Describe what an administrator can do if...

Question 11

MATCHING
Match each item with a statement below:
a.mobile wireless
f.802.11b
b.fixed wireless
g.802.11a
c.access point
h.802.11g
d.uplink
i.802.11n
e.downlink
-Uses DSSS (direct-sequence spread spectrum)signaling.

Accepted Answer

The answer of MATCHING
Match each item with a statement below:
a.mobile...

Question 12

Wireless signals experience attenuation.

Accepted Answer

A) True 
 B)False

Question 13

The ______________________________ is a unique character string used to identify an access point.

Accepted Answer

The answer of The ______________________________ is a unique character string...

Question 14

Explain how the satellite Internet access service known as a satellite return arrangement works.

Accepted Answer

The answer of Explain how the satellite Internet access service...

Question 15

LEO satellites orbit the Earth with an altitude as low as ____ miles.

Accepted Answer

A)  100 
B)  1240 
C)  6,000 
D)  22,300

Question 16

Explain how residential WiMAX is installed.

Accepted Answer

The answer of Explain how residential WiMAX is installed....

Question 17

MATCHING
Match each item with a statement below:
a.mobile wireless
f.802.11b
b.fixed wireless
g.802.11a
c.access point
h.802.11g
d.uplink
i.802.11n
e.downlink
-Transmission from a satellite transponder to an earth-based dish-shaped antenna.

Accepted Answer

The answer of MATCHING
Match each item with a statement below:
a.mobile...

Question 18

In ____,a wireless signal splits into secondary waves when it encounters an obstruction.

Accepted Answer

A)  reflection 
B)  scattering 
C)  diffraction 
D)  bounce back

Question 19

Define reassociation and provide two examples explaining when it occurs.

Accepted Answer

The answer of Define reassociation and provide two examples explaining...

Question 20

Describe the wireless spectrum.

Accepted Answer

The answer of Describe the wireless spectrum....

Exam 8: Wireless Networking

Describe the use of CSMA/CA (Carrier Sense Multiple Access with Collision Avoidance)to access a shared medium.

Using Bluetooth version 2.0,communicating nodes can be as far as ____ meters apart.

If intermittent and difficult-to-diagnose wireless communication errors occur,____ might be the culprit.

MATCHING Match each item with a statement below: a.mobile wireless f.802.11b b.fixed wireless g.802.11a c.access point h.802.11g d.uplink i.802.11n e.downlink -The locations of the transmitter and receiver do not move.

WiMAX is defined by the IEEE 802.11 standard.

Wireless networks are laid out using the same topologies as wired networks.

In ____ scanning,the station transmits a special frame,known as a probe,on all available channels within its frequency range.

The use of multiple frequencies to transmit a signal is known as ____________________ technology.

MATCHING Match each item with a statement below: a.mobile wireless f.802.11b b.fixed wireless g.802.11a c.access point h.802.11g d.uplink i.802.11n e.downlink -The receiver can be located anywhere within the transmitter's range.

Describe what an administrator can do if during a wireless router configuration,something goes awry.

MATCHING Match each item with a statement below: a.mobile wireless f.802.11b b.fixed wireless g.802.11a c.access point h.802.11g d.uplink i.802.11n e.downlink -Uses DSSS (direct-sequence spread spectrum)signaling.

Wireless signals experience attenuation.

The ______________________________ is a unique character string used to identify an access point.

Explain how the satellite Internet access service known as a satellite return arrangement works.

LEO satellites orbit the Earth with an altitude as low as ____ miles.

Explain how residential WiMAX is installed.

MATCHING Match each item with a statement below: a.mobile wireless f.802.11b b.fixed wireless g.802.11a c.access point h.802.11g d.uplink i.802.11n e.downlink -Transmission from a satellite transponder to an earth-based dish-shaped antenna.

In ____,a wireless signal splits into secondary waves when it encounters an obstruction.

Define reassociation and provide two examples explaining when it occurs.

Describe the wireless spectrum.