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Test your basic knowledge |
Comptia Network + Wireless
Start Test
Study First
Subjects
:
certifications
,
comptia-network-+
,
it-skills
Instructions:
Answer 29 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. An electronic device that receives a modulated signal and demodulates it
direct sequencing
orthagonal frequency-division multiplexing (OFDM)
Wired Equivalent Privacy (WEP)
receiver
2. The process of separating a data signal from a carrier wave
demodulation
carrier wave
Wired Equivalent Privacy (WEP)
unbounded media
3. Refers to wireless network products used in the 802.11 category
Wi-Fi
demodulation
receiver
channel
4. Electromagnetic waves with a frequency range of 10 kHz to 3 -000 -000 MHz
channel
demodulation
radio waves
directional
5. Interference that matches the frequency of the carrier wave
direct sequencing
radio interference
spread spectrum
omni-directional
6. The time it takes data to be transmitted from the earth to a satellite
propagation delay
cellular technology
infrastructure mode
channel
7. Wireless network that does not contain a wireless access point (WAP)
radio waves
ad hoc mode
radio interference
directional
8. An electromagnetic wave of a set frequency that is used to carry data
infrastructure mode
carrier wave
demodulation
omni-directional
9. Any standard not fully developed and adopted as an official standards recognized by IEEE
demodulation
working group
modulation
direct sequencing
10. A data encryption protocol that makes a wireless network as secure as a wired network
Wired Equivalent Privacy (WEP)
transmitter
radio waves
modulation
11. The band of radio frequencies associated with industrial - scientific - and medical devices
ISM band
unbounded media
spread spectrum
demodulation
12. A standard developed to insure the safe exchange of data between a wireless network and a portable Wi-Fi device such as a cell phone
spread spectrum
Wi-Fi protected access (WPA)
Extensible Authentication Protocol (EAP)
propagation delay
13. The ability of an antenna to focus or aim an electromagnetic signal in a particular direction
infrastructure mode
directional
Wireless Access Point (WAP)
omni-directional
14. A Bluetooth network
geosynchronous orbit
Wireless Access Point (WAP)
Wi-Fi
piconet
15. The process of mixing a data signal with a carrier wave
infrastructure mode
radio waves
Wi-Fi
modulation
16. A transmission technique that transmits data over different channels with in an assigned frequency range. Each channel is broadcast separately - or multiplexed.
unbounded media
orthagonal frequency-division multiplexing (OFDM)
transmitter
directional
17. An orbit in which a satellite's rotational speed is synchronized with the aearth's rotational speed - making the satellite appear to stay in the same position relative to the Earth
geosynchronous orbit
directional
ad hoc mode
omni-directional
18. A technology based on radio waves connecting to designated areas referred to as cells
Wireless Access Point (WAP)
radio interference
Wi-Fi
cellular technology
19. A transmission technique that uses multiple channels to transmit data either simultaneously or sequentially
Wired Equivalent Privacy (WEP)
spread spectrum
directional
frequency hopping
20. A spread spectrum technique that transmits data on multiple channels sequentially
ISM band
direct sequencing
channel
modulation
21. A protocol that combines the wireless authentication method with encryption
Wi-Fi
Wireless Application Protocol (WAP)
transmitter
Extensible Authentication Protocol (EAP)
22. An electronic device that generates a carrier wave and modulates data signals into the carrier wave
transmitter
radio interference
Extensible Authentication Protocol (EAP)
Wi-Fi protected access (WPA)
23. The bandwidth of a carrier wave
direct sequencing
receiver
channel
cellular technology
24. An unrestricted path for network transmissions
ad hoc mode
demodulation
Wi-Fi
unbounded media
25. A spread spectrum technique that transmits data on multiple channels simultaneously
receiver
Wi-Fi
orthagonal frequency-division multiplexing (OFDM)
frequency hopping
26. A wireless networking device that provides a connection between a wireless network and a cable-based network and controls the data flow of all packets on the wireless network
infrastructure mode
Wireless Access Point (WAP)
omni-directional
orthagonal frequency-division multiplexing (OFDM)
27. A wireless network that contains one or more access points (WAPs)
carrier wave
infrastructure mode
transmitter
demodulation
28. The ability of an antenna to transmit electromagnetic signals in all directions
omni-directional
direct sequencing
Wired Equivalent Privacy (WEP)
cellular technology
29. An authentication protocol used on both wired and wireless systems
Wireless Access Point (WAP)
unbounded media
Extensible Authentication Protocol (EAP)
radio interference