CWNA-108 Exam Questions

You are troubleshooting an issue reported by several wireless user. The problem is contained to one cell (several users connected to the same AP. You manage the WLAN and no other n...

When a STA has authenticated to an AP (AP-1), but still maintains a connection with another AP (AP-2), what is the state of the STA on AP-1?

As an RF wave propagates through space, the wave front experiences natural expansion that reduces its signal strength in an area. What term describes the rate at which this expansi...

Return Loss is the decrease of forward energy in a system when some of the power is being reflected back toward the transmitter. What will cause high return loss in an RF transmiss...

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

What is always required to establish a high quality 2.4 GHz RF link at a distance of 3 miles (5 kilometers)?

An 802.11 WLAN transmitter that emits a 50 mW signal is connected to a cable with 3 dB of loss. The cable is connected to an antenna with 16 dBi of gain. What is the EIRP power out...

What phrase defines Equivalent Isotropically Radiated Power (EIRP)?

When replacing the antenna of a WLAN device with a similar antenna type that has a higher passive gain, what antenna characteristic will decrease?

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

The IEEE 802.11-2016 standard requires VHT capable devices to be backward compatible with devices using which other 802.11 physical layer specification (PHY)?

What factor will have the most significant impact on the amount of wireless throughput available to each station within a BSS?

What fact is true regarding controllers and Aps in a split-MAC architecture?

In an 802.11n 2.4 GHz BSS, what prevents each station from using the full network data rate (e.g. 216.7 Mbps) for user data when multiple clients are actively exchanging data with...

Which one of the following channels can be used for VHT transmissions?

What is an advantage of using WPA2-Personal instead of WEP-128 as a security solution for 802.11 networks?

What standard is referenced in the 802.11-2016 specification and is recommended for robust WLAN client security?

What terms accurately complete the following sentence? The IEEE 802.11-2016 standard specifies mandatory support of the _______________ cipher suite for Robust Security Network Ass...

XYZ Company has decided to install an 802.11 WLAN system that will support 1000 wireless users, but they are concerned about network security. XYZ is interested in deploying standa...

You are using a tool that allows you to see signal strength for all Aps in the area with a visual representation. It shows you SSIDs available and the security settings for each SS...

Your consulting firm has recently been hired to complete a site survey for a company. Your engineers use predictive design software for the task, but the company insists on a pre-...

ABC Company is planning to install a new 802.11ac WLAN, but wants to upgrade its wired infrastructure first to provide the best user experience possible. ABC Company has hired you...

When performing a validation survey for a Multiple Channel Architecture (MCA) system in a multi- tenant building with five floors, what aspect should you, as the surveyor, keep in...

A client STA must choose the best AP for connectivity. As part of the evaluation, it must verify compatible data rates. What can the client STA use to verify that an AP supports th...

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

Which IEEE 802.11 physical layer (PHY) specification includes support for operation in the 2.4 GHz, 5 GHz, and 6 GHz bands?

What factor is likely to cause the least impact on the application layer throughput of an 802.11n 1x1:1 client station in a 2.4 GHz HT BSS operated by a 3x3:3 AP?

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

You are reconfiguring an AP to use the short guard interval for 802.11ac. How long will the new guard interval duration be after the change?

A dual-band 802.11ac AP must be powered by 802.3at PoE. As a class 4 device, what minimum power level should be received at the AP?

You are deploying a WLAN with the access points configured for 10 mW of output power on the 2.4 GHz radios and 20 mW of output power on the 5GHz radios. Some semi-directional anten...

Option 43 must be configured to allow access points to locate controllers. In what network service should this option be configured?

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

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...

You are performing a post-implementation validation. What basic tool can be used to easily locate areas of high co-channel interference caused by AP communications?

You are using a site survey tool for post-implementation validation. You have installed the appropriate adapter driver and imported a floor plan. Now, you want to take the next ste...

You have received a report of poor wireless connections on the third floor of a building under your administration. Three individuals have reported the problem. Apparently, the con...

You were previously onsite at XYZ's facility to conduct a pre-deployment RF site survey. The WLAN has been deployed according to your recommendations and you now to perform a post-...

You are troubleshooting a problem with a new 802.11ax AP. While the AP supports four spatial streams, most clients are only achieving maximum data rates of 150 Mbps. What is the li...

You have implemented an 802.11ax WLAN for a customer. All APs are four stream HE APs. The customer states that it is essential that most of the clients can use the OFDMA modulation...