Cisco 642-742 exam questions

1. www.passcert.com 642-742 exam questions Implementing Cisco Unified Wireless Voice Networks www.passcert.com (IUWVN) v2.0 http://www.passcert.com/642-742.html Cisco 642-742 exam is very popular in Cisco field, many Cisco candidates choose this exam to add their credentials, There are many resource online to offering Cisco 642-742 exam questions, Through many good feedbacks, we conclude that Passcert can help you pass your test easily with Cisco 642-742 exam questions, Choose Passcert to get your Cisco 642-742 certification. 642-742 exam service： ： Free update for ONE YEAR PDF and Software file Free demo download before purchasing 100% refund guarantee if failed Cisco 642-742 exam questions is available in pdf and Software format. This makes it very convenient for you to follow the course and study the exam whenever and wherever you want. The Cisco 642-742 exam questions follows the exact paper pattern and question type of the actual 642-742 certification exam. it lets you recreate the exact exam scenario, so you are armed with the correct information for the 642-742 certification exam. www.passcert.com

2. The safer , easier way to help you pass any IT exams.  1.Which three options are benefits of U-APSD? (Choose three.) A. synchronization of the transmission and reception of voice frames B. bandwidth reservation C. optimized power-save mode periods D. increased call capacity E. priority bandwidth and polling Answer: A,C,D 2.Which two options allow a Cisco Unified Wireless IP Phone 7925G to conserve its battery? (Choose two.) A. PS-Poll B. S-APSD C. U-APSD D. 802.11h E. 802.11r Answer: A,C 3.Which statement describes the benefit of WMM U-APSD over legacy 802.11 power-save mode? A. Client can burst data without standard interframe spacing. B. Client can burst data without ACKs. C. Client no longer sends null frame to notify of sleep mode. D. Client sleep mode is scheduled by AP to reduce jitter. Answer: A 4.Which two items enable WMM to expedite frames from respective traffic categories? (Choose two.) Consistent CWmin and CWmax values Dynamic CWmin and CWmax values A. AIFS B. SIFS C. PIFS D. DIFS E. U-APSD F. PS-Poll Answer: B,C 5.When a VoWLAN client is in the range of two cells, which two statements describe how the client makes a decision about which cell is the best to associate with? (Choose two.) A. The client will associate with the cell with the highest RSSI value. B. The client will associate with the cell with the lowest SNR value. C. The client will associate with the cell broadcasting the highest 802.11e value. D. The client will associate with the cell broadcasting the highest TSPEC value. E. The client will associate with the cell broadcasting the lowest mandatory date rate. F. The client will associate with the cell broadcasting the highest data rate. G. The client will associate with the first cell that advertises U-APSD. www.passcert.com 2 / 3

3. The safer , easier way to help you pass any IT exams.  Answer: A,B www.passcert.com 3 / 3

4. www.passcert.com Passcert Features: Free update service for one year 100% money back guarantee if failed Files sent in PDF and Software style Free demo download before purchasing Real questions from real test Passcert Hot Pages: Promotion page http://www.passcert.com/promotion.asp www.passcert.com Bundle page http://www.passcert.com/bundle.html How to pay page http://www.passcert.com/Sales.html Guarantee page http://www.passcert.com/Guarantee.html Passcert Hot Certification Page: Microsoft Oracle IBM Apple Avaya Cisco CompTIA Symantec Citrix EXIN ISEB Juniper Network Appliance VMware Tibco SASInstitute CheckPoint BlackBerry EC-COUNCIL CIW EMC Hitachi LPI RedHat Zend-Technologies www.passcert.com