CWNA-107 Online Practice Questions and Answers

You are installing AP to be used by 23 laptops. All laptops will connect on the 5 GHz frequency band. A neighbor network uses channels 1 and 6. What channel should be used for this AP and why?

A. Channel 6, because it is always best to use this channel

B. A 5 GHz channel, because channels 1 and 6 are 2.4 GHz channels they have no impact on the decision

C. Channel 1, because it is best to use the channel with the lowest frequency

D. Channel 11, because channels 1 and 6 are in use nearby

A natural disaster has occurred in a remote area that is approximately 40 miles from the response team headquarters. The response team must setup a local wireless network using 802.11 WLAN access points. What is the best method, of those listed, for implementation of network backhaul for communications across the Internet in this scenario?

A. Temporary wired cable

B. 802.11 bridging

C. Cellular/LTE

D. Temporary wired DSL

What cipher suite is specified by the 802.11-2016 standard and is not deprecated?

A. Temporal Key Integrity Protocol

B. Extensible Authentication Protocol

C. Counter Mode with CBC- MAC Protocol

D. Wired Equivalent Privacy

When using a spectrum analyzer to look for non-Wi-Fi interference sources, you notice significant interference across the entire 2.4 GHz band (not on a few select frequencies) within the desktop area of a user's workspace, but the interference disappears quickly after just 2 meters. What is the most likely cause of this interference?

A. USB 3 device in the user's work area

B. Bluetooth devices in the user's work area

C. Excess RF energy from a nearby AP

D. Unintentional radiation from the PC power supply

When an ACK frame is not received by the transmitting STA, what is assumed?

A. The frame was correctly delivered

B. The frame was not delivered and must be retransmitted

C. The receiver is offline

D. The receiver processed the frame, but did not respond with an ACK frame because 802.11w is enabled

What ID is typically mapped to an AP's MAC address if a single BSS is implemented?

A. VLAN ID

B. BSSID

C. Device ID

D. SSID

Which directional antenna types are commonly used by indoor Wi-Fi devices in a MIMO multiple spatial stream implementation?

A. Dish and grid

B. Dipole and yagi

C. Grid and sector

D. Patch and panel

An RF sigma sometimes bends as it passes through some material other than free space. What is the term that describes this behavior?

A. Reflection

B. Refraction

C. Scattering

D. Warping

You are managing a wireless access point in autonomous mode using the Web based interface. You capture traffic during this management task and notice that you can see the HTML code of the Web pages for access point management. What error in administration could be the cause of the security concern?

A. A VPN with the AP is not established

B. WPA2 is disabled on the WLAN

C. HTTP is in use instead of HTTPS

D. IPsec is not in use of the management connection as recommended

To ease user complexity, your company has implemented a single SSID for all employees. However, the network administrator needs a way to control the network resources that can be accessed by each employee based in their department.

A. RBAC

B. SNMP

C. WIPS

D. WPA2