Free CWNA Practice Exam 2 When voltage standing wave ratio (VSWR usually occur? Mismatched impedance between devices in a RF system Matched impedance between devices in a RF system Mismatched impedance only in RF system None of the above What is the purpose of using Direct Sequence Spread Spectrum in wireless technology? Ease to implementation High data rate Both 1,2 None In access point, root mode is used when the access point is connected to a wireless network True False Do 802.11b standard support DSSS and FHSS? Yes No Only DSSS Only FHSS Channels for direct system for 802.11b equipment are of _______MHz wide 83 20 22 5 How many types of Speed Spectrum technology does specify for 2.4 GHz ISM band? 4 3 2 1 Which of the following uses the Speed Spectrum technology? WMANs WWANs Wireless LANs All of the above What is a Speed Spectrum? Wired Technology Communication technique Access point rule Bridge configuration How many modes in which access point can be configured? 1 2 3 4 What services does Wireless Internet Service Provider (WISP) provide to their end users? Semi-directional connectivity Building-to-building connectivity Last mile data delivery None of the above Loading … Question 1 of 10
