CWNP Wi-Fi Admin
CWNA-109 Certification
Study Guide
CWNP CWNA-109 Exam Details, Syllabus and Questions
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CWNA-109 Wi-Fi Admin Sample Questions 1
CWNP Wi-Fi Admin CWNA-109 Certification
Study Guide
CWNP CWNA-109 Certification Exam Details
CWNP CWNA-109 certifications are globally accepted and add significant value to any
IT professional. The certification gives you a profound understanding of all the workings
of the network models and the devices that are utilized with it. NWExam.com is proud to
provide you with the best CWNP Exam Guides.
The CWNP CWNA-109 Exam is challenging, and thorough preparation is essential for
success. This cert guide is designed to help you prepare for the Wi-Fi Admin
certification exam. It contains a detailed list of the topics covered on the Professional
exam. These guidelines for the CWNA will help guide you through the study process for
your certification.
To obtain CWNP Wireless Network Administrator certification, you are required to pass
CWNA CWNA-109 exam. This exam is created keeping in mind the input of
professionals in the industry and reveals how CWNP products are used in organizations
across the world.
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CWNA-109 Wi-Fi Admin Sample Questions 2
CWNA-109 CWNP Wireless Network Administrator Exam
Summary
● Exam Name: Wireless Network Administrator
● Exam Code: CWNA-109
● Exam Price: $275 USD
● Duration: 90 minutes
● Number of Questions: 60
● Passing Score: 70%
● Exam Registration: PEARSON VUE
● Sample Questions: CWNP CWNA-109 Sample Questions
● Recommended Practice: CWNP Certified Wireless Network Administrator
Practice Test
● Recommended Training:
○ CWNA Certification Self Study Kit
○ Live Training Wireless Network Certification Class
Topics covered in the CWNP Wi-Fi Admin CWNA-109 Exam
Section
Objectives
Radio Frequency (RF) Technologies - 15%
Define and explain
the basic
characteristics and
behavior of RF
- Wavelength, frequency, amplitude, phase, sine waves
- RF propagation and coverage
- Reflection, refraction, diffraction, and scattering
- Multipath and RF interference
- Gain and loss
- Amplification
- Attenuation
- Absorption
- Voltage Standing Wave Ratio (VSWR)
- Return Loss
- Free Space Path Loss (FSPL)
Apply the basic
concepts of RF
mathematics and
measurement
- Watt and milliWatt
- Decibel (dB)
- dBm and dBi
- Noise floor
- SNR
- RSSI
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CWNA-109 Wi-Fi Admin Sample Questions 3
Section
Objectives
- dBm to mW conversion rules of 10 and 3
- Equivalent Isotropically Radiated Power (EIRP)
Identify RF signal
characteristics as
they relate to
antennas
- RF and physical line of sight and Fresnel zone clearance
- Beamwidths
- Passive gain
- Polarization
- Antenna diversity types
- Radio chains
- MIMO
Explain and apply the
functionality of RF
antennas, antenna
systems, and
accessories available
- Omni-directional antennas
- Semi-directional antennas
- Highly directional antennas
- Reading Azimuth and Elevation charts for different antenna
types
- Antenna orientation
- RF cables and connectors
- Lightning arrestors and grounding rods/wires
- Enclosures, mounting and aesthetic concerns
WLAN Regulations and Standards - 20%
Explain the roles of
WLAN and
networking industry
organizations
- IEEE
- Wi-Fi Alliance
- IETF
- Regulatory domains and agencies
Explain and apply the
various Physical
Layer (PHY)
solutions of the IEEE
802.11-2020
standard and
amendments
including supported
channel widths,
spatial streams, and
data rates
- DSSS – 802.11
- HR-DSSS – 802.11b
- OFDM – 802.11a
- ERP – 802.11g
- Wi-Fi 4 - HT – 802.11n
- Wi-Fi 5 - VHT – 802.11ac
- Wi-Fi 6 - HE - 802.11ax (2.4 and 5 GHz)
- Wi-Fi 6E - HE - 802.11ax (6 GHz)
Understanding
spread spectrum
technologies,
- DSSS
- OFDM
- OFDMA and Resource Units
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CWNA-109 Wi-Fi Admin Sample Questions 4
Section
Objectives
Modulation and
Coding Schemes
(MCS)
- BPSK
- QPSK
- QAM (16, 64, 256,1024)
Identify and apply
802.11 WLAN
functional concepts
- Primary channels
- OBSS
- Adjacent overlapping and non-overlapping channels
- Throughput vs. data rate
- Bandwidth
- Guard Interval
Describe the OSI and
TCP/IP model layers
affected by the
802.11-2020
standard and
amendments
Identify and comply
with regulatory
domain requirements
and constraints
- Frequency bands used by the 802.11 PHYs
- Available channels
- Regulatory power constraints
- Indoor, outdoor deployments and implementation variants
- Dynamic Frequency Selection (DFS)
- Transmit Power Control (TPC)
Explain basic use
case scenarios for
802.11 wireless
networks
- Wireless LAN (WLAN) – BSS and ESS
- Wireless bridging
- Wireless Peer to peer solutions
- Wireless Mesh
WLAN Protocols and Devices - 20%
Describe the
components and
functions that make
up an 802.11
wireless service set
- Stations (STAs)
- Basic Service Set (BSS) (Infrastructure mode)
- SSID
- BSSID
- Extended Service Set (ESS)
- IBSS
- Distribution System (DS)
- Distribution System Media (DSM)
Define terminology
related to the 802.11
MAC and PHY
- MSDU, MPDU, PSDU, and PPDU
- A-MSDU and A-MPDU
- PHY preamble and header
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CWNA-109 Wi-Fi Admin Sample Questions 5
Section
Objectives
Identify and explain
the MAC frame
format
- MAC frame format
- MAC addressing
Identify and explain
the purpose of the
three main 802.11
frame types
- Management
- Control
- Data
Explain the process
used to locate and
connect to a WLAN
- Scanning (active and passive)
- 802.11 Authentication
- 802.11 Open System Authentication
- 802.11 Association
- BSS selection
- Connecting to hidden SSIDs
Explain 802.11
channel access
methods
- DCF
- EDCA
- RTS/CTS
- CTS-to-Self
- NAV
- Interframe spaces (SIFS, DIFS, EIFS, AIFS)
- Physical carrier sense and virtual carrier sense
Explain 802.11 MAC
operations
- Roaming
- Power save modes and frame buffering
- Protection mechanisms
Describe features of,
select, and install
WLAN devices,
control, and
management
systems
- Access Points (APs)
- WLAN controllers
- Wireless network management systems
- Wireless bridge and mesh APs
Client devices
WLAN Network Architecture and Design Concepts - 15%
Describe and
implement Power
over Ethernet (PoE)
- Power Source Equipment
- Powered Device
- Midspan and endpoint PSEs
- Power classes to include power differences between PSE and
PD
- Power budgets and powered port density
Define and describe
- Centralized data forwarding
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CWNA-109 Wi-Fi Admin Sample Questions 6
Section
Objectives
differences,
advantages and
constraints of the
different wireless
LAN architectures
- Distributed data forwarding
- Control, Management and Data planes
- Scalability and availability solutions
- Tunneling, QoS and VLANs
Describe basic
design considerations
for common
deployment
scenarios in wireless
such as coverage
requirements,
roaming
considerations and
throughput.
- Design considerations for data, voice and video
- Design considerations for specific applications such as location
services, high density and guest access/BYOD
- Design considerations for supporting legacy 802.11 devices
Demonstrate
awareness of
common proprietary
features in wireless
networks.
- AirTime Fairness
- Band steering
- Dynamic power and channel management features
- Internal Wireless architecture communication
Determine and
configure required
network services
supporting the
wireless network
- DHCP for client addressing, AP addressing and/or controller
discovery
- DNS for address resolution for clients and APs
- Time synchronization protocols (e.g. NTP, SNTP)
- VLANs for segmentation
- Authentication services (e.g. RADIUS, LDAP)
- Access Control Lists for segmentation
- Wired network capacity requirements
WLAN Network Security - 10%
Identify weak security
options that should
not be used in
enterprise WLANs
- WEP
- 802.11 Shared Key authentication
- SSID hiding as a security mechanism
- MAC filtering
- Use of deprecated security methods (e.g. WPA and/or WPA2
with TKIP)
Identify and configure
effective security
- Application of AES for encryption and integrity
- WPA2-Personal including limitations and best practices for pre-
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CWNA-109 Wi-Fi Admin Sample Questions 7
Section
Objectives
mechanisms for
enterprise WLANs
shared (PSK) use
- WPA2-Enterprise -configuring wireless networks to use 802.1X
including connecting to RADIUS servers and appropriate EAP
methods
Understand basic
concepts of WPA3
and Opportunistic
Wireless Encryption
(OWE) and
enhancements over
WPA2
- Understand basic security enhancements in WPA3 vs. WPA2
- Understand basic security enhancements of encryption and
integrity in WPA3
- Simultaneous Authentication of Equals (SAE) in WPA3 as an
enhancement for legacy pre-shared key technology
- Opportunistic Wireless Encryption (OWE) for public and guest
networks
Describe common
security options and
tools used in wireless
networks
- Access control solutions
- Protected management frames
- Fast Secure Roaming methods
- Wireless Intrusion Prevention System (WIPS) and/or rogue AP
detection
- Protocol and spectrum analyzers
- Best practices in secure management protocols
RF Validation and WLAN remediation - 10%
Verify and document
that design
requirements are met
including coverage,
throughput, roaming,
and connectivity with
a post-
implementation
validation survey.
Locate and identify
sources of RF
interference
- Identify RF disruption from 802.11 wireless devices including
contention vs. interference and causes/sources of both including
co-channel contention (CCC), overlapping channels, and 802.11
wireless device proximity.
- Identify sources of RF interference from non-802.11 wireless
devices based on the investigation of airtime and frequency
utilization
- Understand interference mitigation options including removal of
interference source or change of wireless channel usage
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CWNA-109 Wi-Fi Admin Sample Questions 8
Section
Objectives
Perform application
testing to validate
WLAN performance
- Network and service availability
- VoIP testing
- Real-time application testing
- Throughput testing
Understand and use
the basic features of
validation tools
- Use of throughput testers for validation tasks
- Use of wireless validation software (survey software and
wireless scanners)
- Use of protocol analyzers for validation tasks
- Use of spectrum analyzers for validation tasks
Describe and apply
common
troubleshooting tools
used in WLANs
- Use of protocol analyzers for troubleshooting tasks
- Use of spectrum analyzers for identifying sources of interference
- Use of management, monitoring, and logging systems for
troubleshooting task
- Use of wireless LAN scanners for troubleshooting tasks
Identify and
troubleshoot common
wireless issues
- Identify causes of insufficient throughput in the wireless
distribution system including LAN port speed/duplex
misconfigurations, insufficient PoE budget, and insufficient
Internet or WAN bandwidth
- Identify and solve RF interference using spectrum analyzers
- Identify wireless performance issues using SNR,
retransmissions, and airtime utilization statistics
- Identify causes of wireless issues related to network services
including DHCP, DNS, and time protocols including using native
interface and IP configuration tools
- Identify wireless issues related to security configuration
mismatches
- Identify hidden node issues
What type of questions are on the CWNP CWNA-109 exams?
● Single answer multiple choice
● Multiple answer multiple choice
● Drag and Drop (DND)
● Router Simulation
● Testlet
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CWNA-109 Wi-Fi Admin Sample Questions 9
Wi-Fi Admin CWNA-109 Practice Exam Questions.
Grab an understanding from these CWNP CWNA-109 sample questions and answers
and improve your CWNA-109 exam preparation towards attaining a CWNP Wireless
Network Administrator Certification. Answering these sample questions will make you
familiar with the types of questions you can expect on the actual exam. Doing practice
with Wi-Fi Admin CWNA questions and answers before the exam as much as possible
is the key to passing the CWNP CWNA-109 certification exam.
CWNA-109 CWNP Wireless Network Administrator Sample
Questions:-
01. What wireless security solutions are defined by Wi-Fi Protected Access?
a) Passphrase authentication
b) LEAP
c) TKIP/RC4
d) Dynamic WEP
e) CCMP/AES
02. In the U-NII-1 band, what is the center frequency of channel 40?
a) 5.2 GHz
b) 5.4 GHz
c) 5.8 GHz
d) 5.140 GHz
03. Semidirectional antennas are often used for which of the following purposes?
a) Providing short-distance point-to-point communications
b) Providing long-distance point-to-point communications
c) Providing unidirectional coverage from an access point to clients in an indoor
environment
d) Reducing reflections and the negative effects of multipath
04. What are some of the negative effects of layer 2 retransmissions?
a) Decreased range
b) Excessive MAC sublayer overhead
c) Decreased latency
d) Increased latency
e) Jitter
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CWNA-109 Wi-Fi Admin Sample Questions 10
05. Which of the following are examples of mobile office networking?
a) Construction-site offices
b) Temporary disaster-assistance office
c) Remote sales office
d) Temporary classrooms
06. Which of the following statements are true?
a) When upfade occurs, the final received signal will be stronger than the original
transmitted signal.
b) When downfade occurs, the final received signal will never be stronger than the
original transmitted signal.
c) When upfade occurs, the final received signal will never be stronger than the original
transmitted signal.
d) When downfade occurs, the final received signal will be stronger than the original
transmitted signal.
07. What organization ensures interoperability of WLAN products?
a) IEEE
b) ITU-R
c) ISO
d) Wi-Fi Alliance
e) FCC
08. What is the maximum power used by a PD Class 0 device?
a) 3.84 W
b) 6.49 W
c) 12.95 W
d) 15.4 W
09. The ratio between the maximum peak voltage and minimum voltage on a line
is known as what?
a) Signal flux
b) Return loss
c) VSWR
d) Signal incidents
10. Which of these encryption technologies have been cracked?
a) 64-bit WEP
b) TKIP/RC4
c) CCMP/AES
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CWNA-109 Wi-Fi Admin Sample Questions 11
d) 128-bit WEP
e) Wired Equivalent Privacy
Solutions:
Question: 01 - Answer: a, c
Question: 02 - Answer: a
Question: 03 - Answer: a, c, d
Question: 04 - Answer: b, d, e
Question: 05 - Answer: a, b, d
Question: 06 - Answer: b, c
Question: 07 - Answer: d
Question: 08 - Answer: c
Question: 09 - Answer: c
Question: 10 - Answer: a, d, e
Not every IT certification is intended for professionals, but CWNP certification is a great
deal. After achieving this CWNP CWNA-109, you can grab an opportunity to be an IT
professional with unique capability and can help the industry or get a good job. Many
individuals do the CWNP certifications just for the interest, and that payback as a
profession because of the worth of this course.
