QUESTION $1$

In which frequency range are you likely to find WLANs?

a$.174-328$ MHz

b$.2\mathrm{.}9-30$ GHz

c$.30-300$ GHz

d$.3-30$ MHz

$2$ points

QUESTION $2$

What is used to convert an analog RF signal into digital format?

a$.$ modulator

b$.$ EIRP

c$.$ spectrum

d$.$ carrier

$2$ points

QUESTION $3$

Which of the following is defined as the maximum departure of a wave from the undisturbed state?

a$.$ wavelength

b$.$ frequency

c$.$ amplitude

d$.$ spectrum

$2$ points

QUESTION $4$

What is a Basic Service Set?

a$.$ a wireless network that does not use an AP

b$.$ wireless devices set up as a basic ad$-$hoc network

c$.$ multiple APs are set up to provide some overlap

d$.$ a group of wireless devices served by a single AP

$2$ points

QUESTION $5$

What does a measurement of $+3$ dB equal in power measured in mW$?$

a$.3$ times the power

b$.$ one half the power

c$.$ double the power

d$.$ one third the power

$2$ points

QUESTION $6$

Which of the following is NOT part of a wireless MAC frame?

a$.$ source MAC address

b$.802\mathrm{.}11$ protocol version

c$.$ FCS

d$.$ TTL

$2$ points

QUESTION $7$

Which type of control frame does a station send to let the AP know is can transmit buffered frames?

a$.$ RTS

b$.$ ACK

c$.$ PS$-$Poll

d$.$ CTS

$2$ points

QUESTION $8$

Which of the following is NOT a field in a control frame?

a$.$ Duration

b$.$ Sequence control

c$.$ Frame check sequence

d$.$ Frame control

$2$ points

QUESTION $9$

What is considered to be one of the biggest weaknesses of WEP?

a$.$ Kerberos authentication

b$.128-$bit key

c$.$ RC$4$ encryption

d$.24-$bit initialization vector

$2$ points

QUESTION $10$

Which type of frame advertises services or information on a wireless network?

a$.$ Beacon

b$.$ Probe request

c$.$ Association response

d$.$ Probe response