Depending on the standard used, WLANs can transmit at speeds anywhere from 11 Mbps up to 54 Mbps and at distances of up to _____ feet

NETW 360 Wireless Tech & Svcs Final Exam

Question 1. 1. (TCO 1) Depending on the standard used, WLANs can transmit at speeds anywhere
from 11 Mbps up to 54 Mbps and at distances of up to _____ feet. (Points : 5)
110
375
735
220

Question 2. 2. (TCO 1) A _____ is an extension of a wired LAN, connecting to it through a device
called a wireless access point. (Points : 5)
WMAN
piconet
WLAN
satellite link

Question 3. 3. (TCO 2) Signal loss due to an object in the path causing the wave to bend is known as
_____. (Points : 5)
diffraction
reflection
refraction
defraction

Question 4. 4. (TCO 2) Phase modulation varies the cycle’s _____. (Points : 5)
height
starting point
frequency
Both A and C

Question 5. 5. (TCO 3) The 802.11 series of standards are an example of a _____ standard. (Points :
5)
universal
de jure
de facto

vendor

Question 6. 6. (TCO 4) An antenna is used to _____. (Points : 5)
amplify electric current
amplify signals
convert radio waves to electromagnetic waves
convert between electrical current and radio waves

Question 7. 7. (TCO 5) An access point contains all of the following parts, except _____. (Points : 5)
antenna
router
wired network interface
All are parts of an access point.

Question 8. 8. (TCO 6) Wireless metropolitan area networks (WMAN) can cover an area of up to
_____. (Points : 5)
50 miles
31 miles
54 miles
12 miles

Question 9. 9. (TCO 7) The primary reason for obtaining business requirements for the wireless
network is to _____. (Points : 5)
determine how long the project will take
determine how much budget is available
understand the reason why the network is needed
None of the above

Question 10. 10. (TCO 8) Access control is a method to address which CIA characteristic of
information security? (Points : 5)
Confidentiality
Integrity
Availability
Repudiation

Page 2
Question 1. 1. (TCO 9) When using SNMP, the software agent monitors the network and stores the
information in its _____. (Points : 5)
MIB
SIB
RMON
SNAP

Question 2. 2. (TCO 10) Each of the following is data that many enterprise-level access points can
provide, except _____. (Points : 5)
an event log
wireless transmission statistics
intercepted packets
Ethernet connection statistics

Question 3. 3. (TCO 10) IEEE 802.11b/g and Bluetooth devices _____. (Points : 5)
coexist with each other
conflict with each other
use different frequencies
use the same power levels

Question 4. 4. (TCO 9) A SNMP trap refers to _____. (Points : 5)
an alert message
a system crash
a storage area
a security policy

Question 5. 5. (TCO 8) The two primary security vulnerabilities in 802.11’s original security
mechanisms were _____. (Points : 5)
authentication and authorization
tokens and passes
authentication and encryption
passwords and plaintext

Question 6. 6. (TCO 7) Which is not a location in which businesses install wireless networks for
increased employee productivity? (Points : 5)
Remote parking lots
Lunchrooms
Common areas
Lobbies

Question 7. 7. (TCO 6) IrDA devices connect to which type of network? (Points : 5)
WWAN
WLAN
WPAN
WCAN

Question 8. 8. (TCO 5) The bit pattern used in a WLAN direct sequence spread spectrum
transmission is called the _____. (Points : 5)
Barker code
spectrum key
hexadecimal code
None of the above

Question 9. 9. (TCO 4) Changes in frequency are illustrated by an up-and-down wave called a _____.
(Points : 5)
oscillation
sine wave
AC/DC
half wave

Question 10. 10. (TCO 3) An access point has a(n) _____ interface that allows it to connect to a wired
network. (Points : 5)
RJ-11
RJ-45
RS-232
RJ-1G

Page 3
Question 1. 1. (TCO 1) Explain the 10s and 3s rules for RF math. (Points : 20)

Question 2. 2. (TCO 2) Describe three of the most important characteristics of direct sequence spread
spectrum (DSSS). (Points : 20)

Question 3. 3. (TCO 3) Describe multipath distortion. What can be done to correct it? (Points : 20)

Question 4. 4. (TCO 4) What are de facto standards? (Points : 20)

Question 5. 5. (TCO 5) What are the features of a wireless gateway? (Points : 20)

Page 4
Question 1. 1. (TCO 6) Describe the last mile connection problem. (Points : 20)

Question 2. 2. (TCO 7) What should be included in the narrative of a site survey report? (Points : 20)

Question 3. 3. (TCO 8) List two ways in which a denial of service (DoS) attack can be launched against
a WLAN. (Points : 20)

Question 4. 4. (TCO 9) What is remote monitoring? (Points : 20)

Question 5. 5. (TCO 10) Describe the process that wireless devices use to connect to a WLAN.