CWNA-109 Practice Test 3

Question 1

When an RF wave encounters obstacles larger than the wavelength and reflective in nature, what is likely to occur?

Scattering

Refraction

Diffraction

Reflection

Answer 1

Reflection

Scattering= Small obstacles
Reflection= Larger obstacles
Refraction= Medium obstacles

Question 2

A AP transmits with an output power level of 50 mW and uses a 3 dBi antenna. What is the EIRP?

20 dBm

10 dBm

3 dBm

5 dBm

Answer 2

20 dBm

Question 3

What is used when WPA3 is implemented with a passphrase?

RC4

SAE

802.1X

PEAP

Answer 3

SAE

Question 4

When multiple APs are used with a shared distribution system, such as Ethernet, what kind of WLAN service set is in use?

IBSS

ESS

Ad-hoc

Mesh BSS

Answer 4

ESS

Question 5

When is an authentication response frame used?

When an authentication request frame has been received

When a client accidentally disconnects from the AP

The 802.11 standard only specifies an authentication frame and not request and response frames for authentication

When a probe request frame is received

Answer 5

The 802.11 standard only specifies an authentication frame and not request and response frames for authentication