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questiona in relation with a cellular network architecture describe the following termsi clusters ii pico cells iii nano cells iii cell breathingb
question a list down and explain the different signal propagation behaviours that radio waves exhibitb explain the term delay spread with reference
question a in your view what are the top three strengths and weaknesses of wireless systems rank them in order of priority what can be done to
questiona show the main elements of the gsm system architecture and describe their functionsb looking at the hlrvlr database approach used in
questiona describe the term interference in the space time frequency and code domainb consider a 1 g - amps 824-849 mhz forward 869-894 mhz
around the globe the bank controlled co-ops visa mastercard discover and american express have rolled out millions of smart cards under the emv
questionsuppose the following brief history of wlan security standards when the security of wep was broken the industry turned to the ieee to fix it
questionconsider that you have to configure a small wlan of 8 computers using wired equivalent privacy wep and that you have to best make use of
an overall rise in mobility coupled with the falling cost of wi-fi equipment has led to a proliferation of wi-fi hot spots in public areas to provide
questiona a wireless mesh network wmn is a communications network made up of radio nodes organized in a mesh topologyi describe the function of a tap
question wi-fi protected access wpa was specified by the wi-fi alliance with the primary aim of enhancing the security of existing 80211 networks
questionthe wired equivalent privacy wep standard was created in order to give wireless networks safety and security features similar to that of
questiona compare bluetooth and wifi based networks over the following factors data rate range application focus battery power frequency band
questiona describe the following two approaches used towards wireless frequency regulationi regulated band ii unlicensed bandb an antenna is an
question a describe the following core components of a cellular based networki cell ii msc iii hlr amp vlr iv pstnb explain why frequency reuse
questionwireless access points have been known to have various security vulnerabilities that can lead to breach of secured wired networks ieee 80211
question a what is an ids and what is the basic problem it faces which can be solved by artificial intelligenceb identify and describe briefly an
question 1a define artificial intelligenceb briefly describe the categories for the definition of artificial intelligencec identify the four basic
question 1a how are ipv4 addresses transformed into ipv6 addresses using ipv4 compatible addressesb name some of the simplifications that were
questiona in css each element in a document is considered to be in an invisible box give three ways how to make the box visibleb i explain the
questiona list the seven layers of the iso-osi model and briefly describe the role of each layerb describe the functions of the following
questiona how is an intranet different from an internetb state the main differences between a router and a switchc explain the function of a modemd
question there are generally five factors that will influence how you respond to computer security incidents-the effect the incident has on your
questiona national regulations require the availability of the following services for all ip to pstn pstn to ip and ip to ip calls name any three
questiona what are the problems with ipv4 on todays internet and how does ipv6 solve these problemsb describe at least three ways in which ipv6 is