Cwna wireless - Study guides, Class notes & Summaries

cwna chapter 1 The World of Wireless Questions with Answers graded A+ Wireless data communications are found across all sectors of the economy. ... ... The construction industry relies heavily on wireless data technologies, from managing pay sheets and rescheduling workers to precisely positioning earth movers and bulldozers on the construction site. Warehouse management has become a critical element in today's operations. Both forklifts and employees are fitted with portable wire...

CWNA FINAL QUESTIONS WITH CORRECT ANSWERS A wireless signal is not confinged to a cable and is therefore a security concern. T or F T A WPAN has a shorter transmission distance than a WLAN. T or F T A directed transmission requires a line of sight path from emitter to detector. T or F T Electromagnetic waves travel through space at the speed of light. T or F T One of the units of measurement used to represent RF signal strength is Ohms. T or F F Multiple ...

CWNA Take This Test 1 Questions with Correct Answers What statement about the beamwidth of an RF antenna is true? A. The horizontal and vertical beamwidth are measured where the main lobe loses 6 dB of power. B. Beamwidth has no impact on the propagation pattern. C. Horizontal beamwidth is displayed on the Elevation chart. D. As the gain of the antenna increases, the beamwidth decreases in either the horizontal or vertical direction or both. As the gain of the antenna increases...

CWNA-108 All Possible Questions and Answers with complete solution

CWNA Flashcards Questions and Answers 2024 6 dB rule Doubling the distance between a transmitter and receiver will decrease the received signal by 6 dB. Halving the distance between a transmitter and receiver will increase the received signal by 6 dB fade margin A level of desired signal above what is required antenna "Provides two functions in a communication system. When connected to the transmitter, it collects the AC signal that it receives fr...

Full List CWNA Questions and Answers graded A+ Will 802.11a OFDM radios interfere with 802.11g radios? 802.11a OFDM clause 17 and 802.11g ERP clause 19 radios transmit in different frequency ranges and will not interfere with each other. 802.11a radios transmit in the 5 GHz UNII bands, and 802.11g radios transmit in the 2.4 GHz ISM band. Will 802.11a OFDM radios interfere with 802.11b HR-DSSS radios? 802.11a OFDM clause 17 and 802.11b HR-DSSS clause 18 radios transmit in different freq...

CWNA CH 10,11,12,13 QUESTIONS WITH CORRECT ANSWERS Which encryption cipher takes one character and replaces it with another character? stream cipher Which of the following standards provides a greater degree of security by implementing port-based authentication? IEEE 802.1X Which protocol was developed by Netscape for securely transmitting documents over the Internet? SSL Which wireless attack detection method audits usage by using the normal processes and actions as the...

CWNA Practice Questions Part Two 100% Correct In a PoE implementation, the device which consumes power is called: Powered Device In a PoE implementation, a PoE capable network switch which provides power to network devices is called: Endpoint Power Sourcing Device In a PoE implementation, this device is often used to add PoE capabilities when the existing network switch is not capable of providing PoE: Midspan Power Sourcing Device This PoE Standard was approved in 2003 ...

CWNA - Dumpy 1 Questions and Answers Graded A+ An RF signal sometimes bends as it passes through some material other than free space. What is the term that describes this behavior? Refraction What can an impedance mismatch in the RF cables and connectors cause? Excessive VSWR What factor does not influence the distance at which an RF signal can be effectively received? Receiving station's radio sensitivity A WLAN transmitter that emits a 50 mW signal is connected to a ...

CWNA-108 (1) Standards Bodies Questions and Answers 2024 ITU-R United Nations specialized agency that maintains a frequency spectrum database for all 5 of the worlds management regions. IEEE Global professional society that creates standards for industry and is responsible for the 802 standards. WiFi Alliance A standards certification organization that provides testing and interoperability analysis for the wireless industry. WiGig WiFi Alliance certification of the 802....