Certified Wireless Network Administrator PW0-100 Test
Question: 1.Which of the are generally NOT valid Service Set types when defined from the IEEE 802.11 standard?
A. BSSB. IBSSC. ESSD. DSS
Answer: D
Explanation:There usually are a few types of Service Set: Basic Service Set (BSS), Extended Service Set (ESS), andIndependent Basic Service Set (IBSS).(Reference: CWNA Study Guide, p. 218.)
Question: 2.Which with the following will additionally apply to RF propagation communication?
A. The array associated with RF transmissions boosts with frequency.B. Low RF transmission energy does not necessarily follow poor communications.C. Low transmission good quality does not suggest weak communications.D. Due into the distances involved, sunspots usually do not influence RF communications.
Answer: B
Explanation:A. The variety with RF transmissions increases by using greater transmitting power, possibly not frequency. (CWNA Study Guide, p. 261)B. Low RF transmission toughness will propagating as well as range. (CWNA Study Guide, p. 261)C. Low signal level of quality could possibly occur should the RF hills scatter on unequal surface. (CWNA Study Guide, p. 52)D. CWNA Study Guide failed to mention nearly anything around the sunspots and its effects.
Question: 3.A point-to-point hyperlink involving a pair of complexes needs a minimum of not one but two of which device?
A. Workgroup BridgeB. Access PointC. Wireless BridgeD. Ethernet Converter
Answer: A, B, C
Explanation:Workgroup Bridge, Access Point, and Wireless Bridge having high-powered antennas might be usedto establish a new point-to-point hyperlink between two buildings. (CWNA Study Guide, Chapter 4:Infrastructure Devices)
Question: 4.Which form on the following are directional antennas? Select all in which apply,
A. YagiB. Parabolic DishC. PatchD. DipolePage 1 connected with 191Answer: A, B, C, D
Explanation:Yagi and Patch Antennas is also the examples of semi-directional antennas. Dipole antenna is anomni-directional antenna. Parabolic Dish is definitely one style of highly directional antenna.(CWNA Study Guide, p. 136-142)
Question: 5.Which with these can cause Multipath? (Choose three)
A. Body of waterB. Flat stretch connected with earthC. Metal roofD. MountainsE. TreesF. Concrete walls
Answer: A, B, C
Explanation:Body regarding water, flat stretch of earth, as well as sheet metal roofing will be thought to be smooth surface that cancause Multipath.Reference needs to be Pages 394 & 400 CWNA Study Guide finally Edition as well as Pages 328 & 334CWNA Study Guide 2nd Edition
Question: 6.Which belonging to the pursuing wireless LAN devices stand for "legacy devices"? (Choose many that apply.
A. PCI CardB. PC CardC. ISA CardD. USB adapterE. Serial converter
Answer: C
Explanation:PCI Card, PC Card, USB adapter plus serial converter are generally certainly not regarded as legacy of music devices.Don't obtain fooled by means of serial converter. Serial gadget is known as being musical legacy device, definitely not theconverter itself.
Question: 7.Which of these is required within a WLAN website survey? (Choose two)
A. Lightning arrestor.B. Network office manager interview.C. Mobile gain access to point.D. VPN server.
Answer: B, C
Explanation:Network office manager occupation interview in addition to cell phone gain access to issue is also the prerequisites in order to have got asuccessful WLAN web site survey. (CWNA Study Guide, p. 349)Page 2 with 191Question: 8.Which connected with all these items ought to be shipped with your RF Site Survey Report? (Choose two)
A. Cost determined associated with tools for your the now necessary wireless LAN.B. RF insurance policy coverage size and also drawings.C. A report on probable interference sources.D. Interviews with business operatives around the requirements for any WLAN.E. Security answer suggestions.
Answer: B, C
Explanation:RF insurance sizes along with drawings & a list of possibilities disturbance methods have to beincluded with a RF Site Survey Report. Interviews using business operatives within the conditions fora WLAN ought to be taken place BEFORE having a web page survey. Cost projected associated with tools regarding awireless LAN need to be worked out AFTER going for a internet site survey. (CWNA Study Guide, Chapter 11:Site Survey Fundamentals)
Question: 9.The "hidden node" issue might be prompted by?
A. Interfering limitations in between clients.B. Clients broadcasting using an excessive amount of power.C. Access factors broadcasting together with far too tiny power.D. Clients currently being as well close together.
Answer: A
Explanation:Hidden node can be a difficulty exactly where two nodes can easily connect with an access position nonetheless many people cannotconnect to each other as a result of some hurdles or a lot of long distance concerning them.(CWNA Study Guide, p. 272)
Question: 10.Antenna Diversity compensates to get which in turn of those popular the now necessary wireless LAN problems?
A. Near/FarB. Hidden NodeC. MultipathD. Adjacent Channel Interference
Answer: C
Explanation:In order that will troubleshooting multipath successfully, antenna great number can be required to help make up thecertain conditions. (CWNA Study Guide, p. 270)
Question: 11.Which authentication, authorization, in addition to accounting ( ) assistance selections should that 802.11standard specify?
A. RADIUSB. LDAPC. TACACS+Page a few connected with 191D. None on the above
Answer: D
Explanation:802.11i (not 802.11) common supports .
Question: 12.To achieve 54 Mbps, 802.11a uses which often type of information modulation?
A. QFSKB. BPSKC. 64QAMD. CCK
Answer: C
Explanation:On site 221 on the CWNA analysis Guide (2nd edition) it can be brought up that the 802.11a standardspecifies the technique ODFM technology. ODFM will be the secret at the rear of precisely how 802.11a obtains up to 54Mbps info rates. In your advice presented ODFM isn't stated thus this really is something to help thinkabout.
Question: 13.The IEEE 802.11 normal contains features on which on the using technologies?
A. 2.4 GHz FHSS, 2.4 GHz DSSS, InfraredB. 2.4 GHz DSSS, 2.4 GHz FHSSC. 2.4 GHz DSSS, BluetoothD. 2.4 GHz FHSS, Infrared
Answer: A
Question: 14.Installing an extendable cable to help an antenna in a very cellular LAN can have what exactly effect?(Choose two)
A. The coverage distance in the antenna will probably be decreased.B. The comparative isotropically radiated electric power shall be decreased.C. There shall be no effectD. The RF indicate strength on the antenna reviews shall be increased.
Answer: A, B
Question: 15.Multipath could potentially cause which in turn involving these kind of influences with the insurance coverage antenna? (Choose all that apply)
A. Increased sign amplitude.B. Decreased transmission amplitude.C. Null signal.D. Signal distortion.
Answer: A, B, C, D
Question: 16.Page 4 regarding 191Which a couple of of the following protection concerns exist using 802.11?
A. No help support for encryption.B. No support regarding roaming.C. Vulnerable to disassociation attacks.D. No central authentication, authorization, and also accounting support.
Answer: C, D
Explanation:disassociation support - An IEEE 802.11 time period in which defines the procedure a train station as well as accessibility pointuses to tell that it will be terminating a preexisting association.
Question: 17.Identify which often of the actual pursuing are appropriate makes use of of an IEEE 802.11 the now necessary wireless LAN.(Choose all which apply)
A. Mobile gain access to to the company network from a PDA.B. "Core" role within a strong undertaking network.C. Building-to-building linking as a MAN solution.D. Delivering files through job applications this involve full-duplex communications somewhere between nodes.
Answer: A, C
Explanation:A: The most frequent element with every instant multilevel could be the PCMCIA card. More commonlyknown since "PC cards", these kinds of gadgets widely-used inside notebook (laptop) personal computers in addition to PDAs.C: In accessory to the now necessary wireless LANs (WLANs), cell private area networks (WPANs), wirelessmetropolitan region networks (WMANs), and the now necessary wireless huge region sites (WWANs) may also be takingadvantage associated with spread pole technologies. WPANs use Bluetooth know-how for taking advantageof small power requirements to permit wireless networking inside a extremely small range. WWANsand WMANs can use highly directional, substantial attain antennas to determine long-distance, high-speedRF links along with relatively lower power.
Question: 18.The anomaly that will arises as soon as RF data disseminate from the transmitter bounce away from physical objects andthen induce difficulties during that receiver is famous as:
A. Fresnel ZoningB. MultipathC. Microwave interferenceD. Diffraction
Answer: B
Explanation:
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