CWNA-107 Online Practice Questions and Answers

You are troubleshooting a WLAN problem and you suspect hidden node as the cause. What should you look for in a protocol analyzers?

A. Frames with the HN bit set to 1

B. Frames with the retry bit set to 0

C. Frames transmitted from the AP without acknowledgement

D. Retransmitted frames from multiple STAs at higher rates than other STAs

You are troubleshooting a controller-based AP that is unable to locate the controller. DHCP is not use and the controller is located at 10.10.10.81/24 while the AP is on the 10.10.16.0/24 network. What should be inspected to verify proper configuration?

A. NTP

B. BOOTH

C. DNS

D. AP hosts file

In which plane of the three networking planes is an access point configured by a WLAN controlled?

A. Control

B. Management

C. Security D. Data

When using an RF splitter to connect one transceiver to sector antennas loss is incurred. What is this loss called?

A. Conversion loss

B. Intentional loss

C. Through loss

D. Active loss

Which unit of measurement is an absolute unit that is used to quantify received signal power levels on a logarithmic scale?

A. dBm

B. SNR

C. RSSI

D. VSWR

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

In a long-distance RF link, which statement about Fade Margin is true?

A. The Fade Margin is a measurement of signal loss through free space and is a function of frequency and distance.

B. The Fade Margin of a long-distance radio link should be equivalent to the receiver's low noise filter gain.

C. A Fade Margin is unnecessary on a long-distance RF link if more than 80% of

D. Fade Margin is an additional pad of signal strength designed into the RF system to compensate for unpredictable signal fading.

What statement about 802.11 WLAN bridges is true?

A. WLAN bridges only work in the 2.4 GHz frequency band and they support only SISO communications

B. WLAN bridges must use a channel with acceptable SNR at both transceivers to maintain the desired data rate bi-directionally

C. WLAN bridges may support MIMO communications, but only if used in the 5 GHz frequency band

D. WLAN bridges must be implemented such that no interference occurs on the channel anywhere between the two endpoints used to establish the bridge

A string of characters and digits is entered into an AP and a client STA for WPA2 security. The string is 8 characters long. What is this string called?

A. MSK

B. WEP key

C. Passphrase

D. PSK

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