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Test your basic knowledge |
CWNA Vocab
Start Test
Study First
Subjects
:
cisco
,
it-skills
,
cwna
Instructions:
Answer 24 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. Shape and form of the AC signal
ITU-R
waveform
(I
aperture
2. Non-profit group devoted to the growth of wireless LANs (WLANs). One of their primary task is to ensure interoperability of WLAN products by providing certification testing
Wi-Fi Alliance
electromagnetic (EM) spectrum
phase
Amplitude Shift Keying (ASK)
3. Wavelength=speed of light(constant)/Frequency.
(I
speed of light
wavelength
keying method
4. The distance between similar points on two back-to-back waves. Typically measured from the peak of a wave to the peak of the next wave
Wi-Fi Alliance
wavelength
phase
aperture
5. Is an alternating current (AC)that continuously chaanges b/wa possitive and negative voltage.
aperture
RF signal
carrier signal
Amplitude Shift Keying (ASK)
6. Method of manipulating a signal so that it can represent multiple pieces of data. It's what changes a signal into a carrier signal.
aperture
keying method
speed of light
wavelength
7. A term describing a behavior of waves. How fast the waves travel - or more specifically - how many waves are generated over a 1-second period of time
frequency
IEEE
phase
waveform
8. A current state technique. one frequency can represent a 0 bit and another frequency can represent a 1 bit
RF signal
Frequency Shift Keying (FSK)
amplitude
carrier signal
9. Independent United States agency that regulates communications to and from the United States. Regulates radio signals that are used for wireless networking
modulation
Federal Communications Commission (FCC)
Amplitude Shift Keying (ASK)
oscilation
10. The manipulation of a signal so that the receiving station has a way of distinguishing 0s and 1s
waveform
Amplitude Shift Keying (ASK)
RF signal
modulation
11. The relationship between two waves with the same frequency
wavelength
electromagnetic (EM) spectrum
phase
(I
12. Height - force - or power of a wave
ITU-R
wavelength
amplitude
wavelength
13. Effective area for receiving power (catching signals)
wavelength
Amplitude Shift Keying (ASK)
modulation
aperture
14. A modulated signal that is capable of distinguishing between 0s and 1s
IEEE
frequency
wavelength
carrier signal
15. The speed of an RF signal in a vaccum
waveform
carrier signal
speed of light
Federal Communications Commission (FCC)
16. Developed Open Systems Interconnection (OSI) model
keying method
ISO
electromagnetic (EM) spectrum
waveform
17. Varies the height of a signal to represent binary data. A current state technique.
Federal Communications Commission (FCC)
carrier signal
attenuate
Amplitude Shift Keying (ASK)
18. Range of all possible electromagnetic radiation
Federal Communications Commission (FCC)
IEEE
amplitude
electromagnetic (EM) spectrum
19. Varies the phase of the signal to represent the binary data. State transition technique. determines the data that is being transmitted. one phase can represent a 0 bit and another phase can represent a 1 bit
keying method
Phase Shift Keying (PSK)
Wi-Fi Alliance
(I
20. Global hierarchy that maintains a database for worldwide frequency assignments and coordinates spectrum management through five administrative regions
Frequency Shift Keying (FSK)
Amplitude Shift Keying (ASK)
ITU-R
waveform
21. The distance that a single cycle RF wave travels.
oscilation
Phase Shift Keying (PSK)
modulation
wavelength
22. Best known for LAN standards. Mission is to 'promote the engineering process of creating - developing - integrating - sharing - and applying knowledge about electro and information technologies and sciences for the benefit of humanity and the profess
Federal Communications Commission (FCC)
wavelength
ISO
IEEE
23. In terms of CWNA it means the loss of signal strength.
Wi-Fi Alliance
speed of light
ITU-R
attenuate
24. The fluctuation of voltagein an AC current - AKA Cycling. Single change from up to down -or from positive to negative to positive.
keying method
oscilation
wavelength
Amplitude Shift Keying (ASK)