155 EXAM 3 2026 EXAM SCRIPT TEST PAPER
QUESTIONS AND SOLUTIONS GRADED A+
◉ 3 major advantages for users.
Answer: - small enough to easily carry or wear
- sufficient computing power to perform productive tasks
-communicate wirelessly with the Internet and other devices
◉ one major disadvantage for businesses.
Answer: workers can capture and transmit sensitive proprietary info
◉ *dematerialization.
Answer: process of placing physical, material goods and processes
with digital or virtual alternatives to achieve higher efficiency and
sustainability
◉ advantages of wireless media.
Answer: - increased mobility
- enhanced flexibility
- cost-effective
- rapid installation
,◉ disadvantages of wireless media.
Answer: - lower
-less stable speeds compared to wired alternatives
◉ GEO.
Answer: orbit- 23,300 miles
use- tv signal
◉ * MEO.
Answer: orbit- 6,434 miles
use- GPS
◉ LEO.
Answer: orbit- 400 to 700 miles
use- telephone
◉ *wireless security-.
Answer: biggest concern
◉ *hotspot-.
Answer: small geological perimeter with a WAP (wireless access
point) provides service to a number of users
, ◉ * rogue access points.
Answer: someone sets up an unauthorized access point. Not
necessarily for harm
◉ * evil twin.
Answer: simulates a WAP with the name SSID that is authorized.
Users connect to it and data is redirected
◉ * war driving.
Answer: locating WLANs anywhere
◉ * eavesdropping.
Answer: unauthorized users access data traveling over wireless
networks
◉ *bluetooth.
Answer: -50mbps
-specs say 1300 feet
◉ ulta-wideband.
Answer: -100 mbps
QUESTIONS AND SOLUTIONS GRADED A+
◉ 3 major advantages for users.
Answer: - small enough to easily carry or wear
- sufficient computing power to perform productive tasks
-communicate wirelessly with the Internet and other devices
◉ one major disadvantage for businesses.
Answer: workers can capture and transmit sensitive proprietary info
◉ *dematerialization.
Answer: process of placing physical, material goods and processes
with digital or virtual alternatives to achieve higher efficiency and
sustainability
◉ advantages of wireless media.
Answer: - increased mobility
- enhanced flexibility
- cost-effective
- rapid installation
,◉ disadvantages of wireless media.
Answer: - lower
-less stable speeds compared to wired alternatives
◉ GEO.
Answer: orbit- 23,300 miles
use- tv signal
◉ * MEO.
Answer: orbit- 6,434 miles
use- GPS
◉ LEO.
Answer: orbit- 400 to 700 miles
use- telephone
◉ *wireless security-.
Answer: biggest concern
◉ *hotspot-.
Answer: small geological perimeter with a WAP (wireless access
point) provides service to a number of users
, ◉ * rogue access points.
Answer: someone sets up an unauthorized access point. Not
necessarily for harm
◉ * evil twin.
Answer: simulates a WAP with the name SSID that is authorized.
Users connect to it and data is redirected
◉ * war driving.
Answer: locating WLANs anywhere
◉ * eavesdropping.
Answer: unauthorized users access data traveling over wireless
networks
◉ *bluetooth.
Answer: -50mbps
-specs say 1300 feet
◉ ulta-wideband.
Answer: -100 mbps
