SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
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. Height - force - or power of a wave
amplitude
electromagnetic (EM) spectrum
Phase Shift Keying (PSK)
waveform
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
Federal Communications Commission (FCC)
Wi-Fi Alliance
attenuate
Amplitude Shift Keying (ASK)
3. Method of manipulating a signal so that it can represent multiple pieces of data. It's what changes a signal into a carrier signal.
electromagnetic (EM) spectrum
Wi-Fi Alliance
keying method
Amplitude Shift Keying (ASK)
4. Is an alternating current (AC)that continuously chaanges b/wa possitive and negative voltage.
frequency
RF signal
waveform
speed of light
5. Wavelength=speed of light(constant)/Frequency.
modulation
keying method
ISO
(I
6. 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
frequency
Amplitude Shift Keying (ASK)
Phase Shift Keying (PSK)
IEEE
7. Global hierarchy that maintains a database for worldwide frequency assignments and coordinates spectrum management through five administrative regions
waveform
electromagnetic (EM) spectrum
ITU-R
phase
8. 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
modulation
IEEE
amplitude
Phase Shift Keying (PSK)
9. Varies the height of a signal to represent binary data. A current state technique.
speed of light
ITU-R
Amplitude Shift Keying (ASK)
wavelength
10. The relationship between two waves with the same frequency
waveform
electromagnetic (EM) spectrum
phase
wavelength
11. 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
wavelength
Federal Communications Commission (FCC)
modulation
oscilation
12. A current state technique. one frequency can represent a 0 bit and another frequency can represent a 1 bit
oscilation
Frequency Shift Keying (FSK)
wavelength
frequency
13. The fluctuation of voltagein an AC current - AKA Cycling. Single change from up to down -or from positive to negative to positive.
oscilation
IEEE
Frequency Shift Keying (FSK)
aperture
14. The manipulation of a signal so that the receiving station has a way of distinguishing 0s and 1s
modulation
ISO
waveform
oscilation
15. A modulated signal that is capable of distinguishing between 0s and 1s
carrier signal
phase
speed of light
attenuate
16. 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
wavelength
oscilation
(I
frequency
17. Shape and form of the AC signal
carrier signal
aperture
waveform
frequency
18. Range of all possible electromagnetic radiation
oscilation
amplitude
electromagnetic (EM) spectrum
IEEE
19. Developed Open Systems Interconnection (OSI) model
speed of light
(I
ISO
attenuate
20. In terms of CWNA it means the loss of signal strength.
amplitude
carrier signal
attenuate
Wi-Fi Alliance
21. Independent United States agency that regulates communications to and from the United States. Regulates radio signals that are used for wireless networking
amplitude
oscilation
Frequency Shift Keying (FSK)
Federal Communications Commission (FCC)
22. The speed of an RF signal in a vaccum
speed of light
ITU-R
Frequency Shift Keying (FSK)
electromagnetic (EM) spectrum
23. The distance that a single cycle RF wave travels.
IEEE
Federal Communications Commission (FCC)
wavelength
aperture
24. Effective area for receiving power (catching signals)
IEEE
keying method
aperture
ITU-R